Twin Pak LLC v. Russell

I. Executive Summary and Procedural Information

• Parties & Counsel:
  • Plaintiff: Twin Pak, LLC (New Mexico)
  • Defendant: JOHN D. RUSSELL (Ohio) and J.D. RUSSELL HAY & STRAW, INC. (Ohio)
  • Plaintiff's Counsel: Brennan, Manna & Diamond, LLC
• Case Identification: 3:26-cv-01815, N.D. Ohio, 08/03/2026
• Venue Allegations: Venue is alleged to be proper in the Northern District of Ohio because the individual and corporate defendants reside there, maintain a regular and established place of business in the district, and have committed the alleged acts of infringement within the district.
• Core Dispute: Plaintiff alleges that Defendants' agricultural hay balers infringe two patents related to technology for simultaneously producing two small-square bales in a single chamber and discharging them in a spaced manner.
• Technical Context: The technology operates in the field of agricultural hay baling, addressing a long-standing market need for increased efficiency in producing smaller, more manageable square bales.
• Key Procedural History: The complaint alleges a history of direct copying, stating that Defendant Russell inspected the Plaintiff's patented baler under the pretense of being a potential customer, was informed that the technology was patent-pending, and subsequently created and sold infringing copies.

Case Timeline

Date	Event
2018-07-02	Priority Date for '676 and '428 Patents
2019-01-01	Plaintiff begins commercial sales of 3-tie double balers
2019-09-01	Defendant Russell allegedly inspects Plaintiff's baler
2020-12-22	U.S. Patent No. 10,869,428 Issues
2021-12-14	Defendant Russell files Provisional Application No. 63/289,182
2023-01-01	Plaintiff introduces 2-tie double baler
2025-03-25	U.S. Patent No. 12,256,676 Issues
2026-08-03	Complaint Filed

II. Technology and Patent(s)-in-Suit Analysis

U.S. Patent No. 12,256,676 - "Baling Apparatus and Method"

• Patent Identification: U.S. Patent No. 12,256,676, "Baling Apparatus and Method," issued March 25, 2025 (the "'676 Patent").

The Invention Explained

• Problem Addressed: The patent's background describes the inefficiency of conventional small-square hay balers, which process a fraction of the tonnage of larger balers, increasing costs related to time, fuel, and labor Compl. ¶¶16-17 '676 Patent, col. 1:23-41 Prior attempts to create multiple bales at once were mechanically complex and had disadvantages, such as fiber intermingling '676 Patent, col. 1:42-55
• The Patented Solution: The invention proposes a baling apparatus with a single, wide baling chamber containing a "stationary splitting knife" '676 Patent, col. 2:16-19 As a plunger compresses hay into the chamber, the stationary knife divides the material, allowing for the simultaneous formation of two distinct square bales from a single compression stroke '676 Patent, col. 4:40-56 '676 Patent, Fig. 5
• Technical Importance: This design aims to more than double the per-machine output of small-square bales, addressing a key productivity bottleneck in the agricultural sector Compl. ¶2

Key Claims at a Glance

• The complaint asserts independent Claim 1 Compl. ¶43
• The essential elements of Claim 1 include:
  • A baling chamber with a roof and floor formed with spaced members.
  • A plunger movable within the chamber.
  • A "stationary splitting knife" mounted in the chamber to extend vertically from the floor, having a specific geometry including a leading cutting edge facing the plunger and "opposing vertical cutting edges tapering to said leading cutting edge."
  • The knife is mounted to a support at the same level as the chamber roof and its bottom portion extends through a gap in the chamber floor.
• The complaint does not explicitly reserve the right to assert other claims of the '676 Patent.

U.S. Patent No. 10,869,428 - "Baling Apparatus and Method"

• Patent Identification: U.S. Patent No. 10,869,428, "Baling Apparatus and Method," issued December 22, 2020 (the "'428 Patent").

The Invention Explained

• Problem Addressed: After creating two bales side-by-side, they must be discharged onto the field in a manner that facilitates efficient collection by modern stacking equipment, which may require two passes if the bales are too close together Compl. ¶4 '428 Patent, col. 1:7-12
• The Patented Solution: The '428 Patent describes an "ejection chute structure" that receives the two bales simultaneously from the baling chamber but ejects them at "staggered times" '428 Patent, abstract This is achieved by delaying one bale relative to the other, creating a single, longitudinally spaced line of bales on the field that can be collected in one pass '428 Patent, col. 2:15-19
• Technical Importance: The invention seeks to optimize the entire baling workflow by ensuring the high-output baler's production is compatible with existing downstream collection machinery Compl. ¶4

Key Claims at a Glance

• The complaint asserts independent Claims 1 and 14, and dependent Claims 4-12, 16, and 18, with Claim 14 used as an illustrative example Compl. ¶¶64-65
• The essential steps of independent method Claim 14 include:
  • Picking up crop material and creating "preformed flakes."
  • Forcing the flakes into a baling chamber and moving a plunger past a stationary splitting knife to "simultaneously form stacks of flakes on opposing sides."
  • Tying the stacks to "simultaneously form first and second square bales."
  • Discharging the bales "simultaneously from the baling chamber."
  • "Ejecting the simultaneously discharged... bales in longitudinally spaced relation to each other" by using an ejection chute that ejects them at "staggered times by delaying one of said... bales."
• The complaint reserves the right to assert the listed dependent claims.

III. The Accused Instrumentality

Product Identification

The accused products are identified as "Defendants' Balers" Compl. ¶36

Functionality and Market Context

• The complaint alleges that the Defendants' Balers are copies of the Plaintiff's design, developed after Defendant Russell inspected Plaintiff's baler Compl. ¶¶6, 36 The functionality is described as incorporating a stationary splitting knife to form two bales at once Compl. ¶46 and an ejection mechanism that discharges the bales in a staggered, longitudinal line Compl. ¶69 The complaint supports its description of the accused balers by referencing figures from a provisional patent application allegedly filed by Defendant Russell Compl. ¶45 Compl. ¶66
• The complaint alleges that Defendants used the infringing balers in their own hay-baling business and sold at least one infringing baler to AGCO Corporation, a major manufacturer of agricultural equipment Compl. ¶¶7, 38

IV. Analysis of Infringement Allegations

'676 Patent Infringement Allegations

Claim Element (from Independent Claim 1)	Alleged Infringing Functionality	Complaint Citation	Patent Citation
a stationary splitting knife mounted in said baling chamber to extend vertically from said floor...	Defendants' Balers have a stationary splitting knife mounted in the baling chamber that extends vertically from the floor of the baling chamber...	¶46	col. 4:41-44
said splitting knife having a leading cutting edge extending vertically from said floor... and opposing vertical cutting edges tapering to said leading cutting edge...	...the splitting knife of the Defendants' Balers has a leading cutting edge and opposing vertical cutting edges tapering to the leading cutting edge.	¶47	col. 7:1-11
a top portion of said splitting knife is mounted to a support at the same level as said roof of said baling chamber and a bottom portion of said splitting knife extends through a gap between spaced members of said floor.	...the splitting knife of the Defendants' Balers extends through a gap between spaced members of the floor of the baling chamber and the top portion of the splitting knife is mounted to a support at the same level as the spaced members of the roof of the baling chamber.	¶48	col. 7:12-16

'428 Patent Infringement Allegations

Claim Element (from Independent Claim 14)	Alleged Infringing Functionality	Complaint Citation	Patent Citation
tying the stacks of flakes to simultaneously form first and second square bales of the crop material in the baling chamber;	The Defendants' Balers tie the crop material to simultaneously form a first and second square bale in the baling chamber. The complaint references Defendant's own provisional application images showing two formed bales Compl. Ex. 4, Figs. 10-15	¶68	col. 3:66-68
discharging the first and second bales simultaneously from the baling chamber;	The Defendants' Balers discharge the bales simultaneously from the baling chamber...	¶69	col. 5:6-14
ejecting the simultaneously discharged first and second bales in longitudinally spaced relation to each other... wherein said first and second bales are ejected at staggered times by delaying the ejection of one of said first bale or second bale.	...but eject the bales in a longitudinally spaced relation to each other via an ejection chute to form the ejected bales in a longitudinal line and the bales are ejected at staggered times by delaying the ejection of one of the bales.	¶69	col. 7:15-19

• Identified Points of Contention:
  • Technical Questions: A primary question will be evidentiary: does the accused "Defendants' Baler" actually operate as alleged in the complaint? For the '676 Patent, the infringement analysis may focus on whether the physical geometry and mounting of the accused knife precisely match the limitations of Claim 1. For the '428 Patent, the analysis will likely turn on the specific mechanism of the accused ejection chute and whether its operation constitutes "delaying one of said... bales" to achieve "staggered" ejection, as claimed.
  • Scope Questions: While the complaint presents a narrative of direct copying, a potential defense could raise questions about the scope of specific claim terms. For example, a dispute could arise over the meaning of "stationary" if the accused knife exhibits any minor movement or adjustability, or over the definition of "delaying" if the accused chute achieves longitudinal spacing through a means other than actively stalling one bale.

V. Key Claim Terms for Construction

Term: "stationary splitting knife" ('676 Patent, Claim 1)

• Context and Importance: This term is the central structural element of the '676 Patent. The distinction between a "stationary" knife and prior art systems with moving blades is a core aspect of the invention. Practitioners may focus on this term because its construction will determine whether any minor, incidental movement or adjustability in the accused knife's mounting places it outside the literal scope of the claim.
• Intrinsic Evidence for Interpretation:
  • Evidence for a Broader Interpretation: The specification contrasts the invention with a prior art machine that used a "movable second blade mounted on plunger," suggesting "stationary" is meant to distinguish from a blade that actively moves with the plunger during a compression cycle '676 Patent, col. 1:45-48
  • Evidence for a Narrower Interpretation: The figures and description show the splitting knife (64) as a fixed component of the baling chamber structure, with no described mechanism for movement ('676 Patent, Fig. 5; '676 Patent, col. 4:41-44, "a splitting knife 64 which is stationary"). This may support an argument that the term requires absolute rigidity during operation.

Term: "ejected at staggered times by delaying one of said... bales" ('428 Patent, Claim 14)

• Context and Importance: This phrase captures the key functional contribution of the '428 Patent-the method of creating a single, collectible line of bales. The interpretation of "delaying" will be critical. If construed narrowly to require a specific mechanism, it could create a path for non-infringement if the accused product achieves a similar result through a different technical approach.
• Intrinsic Evidence for Interpretation:
  • Evidence for a Broader Interpretation: The specification uses broad language, stating the goal is to eject bales at "staggered times by slowing or stalling one bale" '428 Patent, col. 2:64-65 This could be read to cover any chute design that causes one bale to exit later than the other, regardless of the specific mechanism.
  • Evidence for a Narrower Interpretation: The patent describes a specific embodiment for achieving this delay: an ejection chute with a "shelf" (80) where the second bale (68) is "stalled or slowed before it is received on the sliding surface" '428 Patent, col. 5:21-31 '428 Patent, Fig. 11 A defendant might argue that "delaying" should be limited to this disclosed stalling mechanism.

VI. Other Allegations

• Indirect Infringement: The complaint alleges that Defendants induced infringement of the '428 Patent by "instructing and encouraging AGCO to use Defendants' Baler" in an infringing manner Compl. ¶79 The basis for this claim is the alleged sale of an infringing baler to AGCO Corporation Compl. ¶38
• Willful Infringement: Willfulness is alleged for both patents. The complaint provides a detailed factual basis, alleging that Defendant Russell had pre-suit knowledge of the technology and the pending patent rights through a direct inspection of Plaintiff's baler, where he was allegedly told patent protection was being pursued Compl. ¶¶30-37 The complaint further alleges that Defendants copied the design and continued to make and sell infringing products after both patents issued Compl. ¶¶39-40 Compl. ¶52 Compl. ¶74

VII. Analyst's Conclusion: Key Questions for the Case

1. Evidentiary Question of Copying and Willfulness: The complaint's detailed narrative of copying, if proven, could be highly influential. A central question for the fact-finder will be the credibility of the events described, including the inspection of the plaintiff's machine under alleged false pretenses and the alleged warning about pending patent rights. The outcome will be critical for the willfulness claim.
2. Functional Operation of Bale Discharge ('428 Patent): A key technical issue will be whether the Defendants' Baler achieves longitudinally spaced bale discharge by "delaying one of said... bales," as required by Claim 14 of the '428 Patent. The court will likely need to analyze the precise operation of the accused ejection chute to determine if it performs the claimed function, either literally or under the doctrine of equivalents.
3. Structural Equivalence of the Splitting Knife ('676 Patent): While the infringement allegations for the '676 Patent appear straightforward, the dispute may turn on the fine details of the accused knife's construction. A core question will be whether the Defendants' knife possesses the exact geometry-specifically the "opposing vertical cutting edges tapering to said leading cutting edge"-and mounting structure recited in Claim 1.