1:26-cv-12140
Azenta Inc v. LVL Tech GmbH & Co KG
I. Executive Summary and Procedural Information
- Parties & Counsel:
- Plaintiff: Azenta, Inc. (Delaware), Azenta US, Inc. (Delaware), and Kobe BioRobotix Co., Ltd. (Japan)
- Defendant: LVL Technologies GmbH & Co. KG (Germany)
- Plaintiff's Counsel: WILMER CUTLER PICKERING HALE AND DORR LLP
- Case Identification: 1:26-cv-12140, D. Mass., 05/11/2026
- Venue Allegations: Venue is based on Defendant's alleged business activities in Massachusetts, including selling, distributing, and offering products for sale through its website and a Massachusetts-based distributor, AutoGen Inc.
- Core Dispute: Plaintiffs allege that Defendant's "Safe® Tube" line of sample storage tubes infringes three U.S. design patents covering the ornamental appearance of such tubes.
- Technical Context: The case centers on the ornamental design of consumable products-sample storage tubes-used in the growing life sciences market for applications such as pharmaceutical research and biobanking.
- Key Procedural History: U.S. Patent Nos. D879,319 and D879,320 are divisional applications derived from the application that issued as U.S. Patent No. D865,212, linking all three asserted patents to a common priority date.
Case Timeline
| Date | Event |
|---|---|
| 2016-08-15 | '212 Patent Priority Date |
| 2019-10-29 | '212 Patent Issue Date |
| 2020-03-24 | '319 Patent Issue Date |
| 2020-03-24 | '320 Patent Issue Date |
| 2026-02-07 | Defendant LVL allegedly attended SLAS2026 Conference in Boston |
| 2026-05-11 | Complaint Filing Date |
II. Technology and Patent(s)-in-Suit Analysis
U.S. Patent No. D879,319 S - "Sample Storage"
- Patent Identification: U.S. Patent No. D879,319 S, "Sample Storage," issued March 24, 2020.
The Invention Explained
- Problem Addressed: The complaint alleges that Plaintiffs invested in developing "sample storage designs with unique ornamental appearances" to stand out in the rapidly growing sample storage market Compl. ¶22
- The Patented Solution: The '319 Patent claims the ornamental design for a sample storage tube. The design consists of a cylindrical body, a tapered base, and prominent external threading at the top opening '319 Patent, Figs. 1-7 A second embodiment of the design includes the addition of small, vertical notches at the bottom of the tapered base '319 Patent, Figs. 8-14
- Technical Importance: The claimed design provides a specific aesthetic for sample storage tubes, particularly those with external threads, which are commonly used in automated laboratory equipment.
Key Claims at a Glance
- The patent contains a single independent claim for "The ornamental design for a sample storage, as shown and described" '319 Patent, claim
- The essential visual elements of the design include:
- The overall cylindrical shape and proportions.
- The external screw threads at the upper opening.
- The tapered lower base.
- In a second embodiment, the inclusion of notches on the base.
U.S. Patent No. D865,212 S - "Sample Storage"
- Patent Identification: U.S. Patent No. D865,212 S, "Sample Storage," issued October 29, 2019.
The Invention Explained
- Problem Addressed: As with the '319 Patent, the context provided in the complaint suggests the patent addresses the need for a distinct ornamental appearance in the sample storage market Compl. ¶22
- The Patented Solution: The '212 Patent claims several embodiments of an ornamental design for a sample storage tube. A key characteristic of this design is a smooth, unthreaded upper exterior, a feature consistent with tubes that use an internal threading system for a cap '212 Patent, Figs. 1-24 The design also features a distinct tapered base.
- Technical Importance: This design offers an alternative aesthetic to external-thread tubes, which can impact a tube's profile, handling, and compatibility with certain automated systems or capping mechanisms.
Key Claims at a Glance
- The patent contains a single independent claim for "The ornamental design for a sample storage, as shown and described" '212 Patent, claim
- The essential visual elements of the design include:
- The overall cylindrical shape and proportions.
- The smooth, unthreaded exterior of the upper section.
- The tapered lower base.
- The four distinct embodiments showing variations in these features.
U.S. Patent No. D879,320 S - "Sample Storage"
- Patent Identification: U.S. Patent No. D879,320 S, "Sample Storage," issued March 24, 2020.
- Technology Synopsis: A divisional of the same parent application as the '319 Patent, the '320 Patent claims an ornamental design for a sample storage tube that is visually very similar to the '319 Patent. The design features a cylindrical body, external threading at the top, and a tapered base with small notches '320 Patent, Figs. 1-14 The distinction between the '319 and '320 patents appears to lie in subtle differences in the configuration of the base notches.
- Asserted Claims: The complaint asserts the single claim for "the ornamental design for a sample storage, as shown and described" Compl. ¶33
- Accused Features: The overall ornamental appearance of Defendant's "Safe® 48 XT" tubes is alleged to infringe the design claimed in the '320 Patent Compl. ¶¶50-51
III. The Accused Instrumentality
Product Identification
The accused products are Defendant LVL's 96 XT, 48 XT, 24 XT, and 96 IT products, marketed as "Safe® Tubes" Compl. ¶5 Compl. ¶15 The infringement allegations focus specifically on the "Safe® 48 XT - 2D Tubes With External Thread" Compl. ¶43 Compl. ¶51 Compl. ¶59
Functionality and Market Context
The complaint describes these products as sample storage tubes for use in life sciences applications Compl. ¶14 A side-by-side comparison provided in the complaint's claim chart juxtaposes a figure from the '319 patent with a photograph of the accused product, showing it to be a cylindrical tube with external threading Compl. ¶43 Another image shows the bottom of an accused product featuring a 2D data matrix code Compl. ¶19 The complaint alleges these are "copycat products" that directly compete with Plaintiffs' Azenta FluidXTM Storage Tubes Compl. ¶4 Compl. ¶5
IV. Analysis of Infringement Allegations
In design patent cases, infringement is determined by the "ordinary observer" test, which asks whether an ordinary observer, familiar with the prior art, would be deceived into purchasing the accused product believing it to be the patented design. The complaint presents its infringement theory through side-by-side visual comparisons.
U.S. Patent No. D879,319 S Infringement Allegations
| Claim Element (Visual Feature) | Alleged Infringing Functionality | Complaint Citation | Patent Citation |
|---|---|---|---|
| Overall ornamental design for a sample storage tube, including its cylindrical shape and proportions | The accused LVL product is alleged to have a visually similar cylindrical shape and proportions, creating the same overall impression. | ¶43 | '319 Patent, claim; '319 Patent, Figs. 8-14 |
| External threads at the upper opening | The accused product is identified as having external threads and is depicted with threads at its upper opening that are alleged to be visually similar to the patented design. | ¶43 | '319 Patent, claim; '319 Patent, Figs. 8-10 |
| Tapered base with notches | The complaint's visual evidence shows the accused LVL product has a tapered base with notches, which Plaintiffs allege is a copy of the patented design feature. | ¶43 | '319 Patent, claim; '319 Patent, Figs. 9-12 |
| Bottom surface configuration | The bottom surface of the accused product, as shown in the complaint's visual chart, is alleged to be confusingly similar to the patented bottom view. | ¶43 | '319 Patent, claim; '319 Patent, Fig. 14 |
U.S. Patent No. D865,212 S Infringement Allegations
| Claim Element (Visual Feature) | Alleged Infringing Functionality | Complaint Citation | Patent Citation |
|---|---|---|---|
| Overall ornamental design for a sample storage tube, including its cylindrical shape and proportions | The accused LVL product is alleged to have a visually similar overall shape, creating the same general visual impression as the '212 patent's design. | ¶59 | '212 Patent, claim; '212 Patent, Figs. 19-24 |
| Smooth, unthreaded upper exterior | The complaint alleges infringement despite the '212 patent figures showing a smooth upper exterior and the accused product being described and shown as having external threads. | ¶59 | '212 Patent, claim; '212 Patent, Figs. 19-22 |
| Tapered base | The complaint alleges the tapered base of the accused LVL product is visually similar to that shown in the '212 patent figures. | ¶59 | '212 Patent, claim; '212 Patent, Figs. 20-22 |
Identified Points of Contention
- Scope Questions: A central question for all three patents will be the scope of the claimed designs in light of prior art. The defense may argue that the patents are narrow and only cover the exact ornamental features shown, while the plaintiff will likely argue for a broader scope covering the overall visual impression.
- Technical Questions: For the '212 Patent, a significant issue arises from the visual mismatch between the patented design (smooth upper exterior for internal threads) and the accused product (prominent external threads). The court will have to determine whether an ordinary observer would be deceived despite this prominent difference in a key functional and ornamental feature. For the '319 and '320 patents, the dispute may focus on whether minor differences between the accused products and the patent figures are sufficient to avoid a finding of infringement.
V. Key Claim Terms for Construction
In design patent litigation, the claim is defined by the drawings, and formal claim construction of specific terms is rare. The "claim" is "the ornamental design for a sample storage, as shown and described." The complaint does not identify any specific terms for construction, as the dispute centers on the overall visual appearance of the accused products when compared to the patent figures. The analysis will turn on a visual comparison under the ordinary observer test rather than a linguistic debate over claim terms.
VI. Other Allegations
- Indirect Infringement: The complaint does not contain specific allegations of induced or contributory infringement, focusing instead on direct infringement under 35 U.S.C. § 271 and infringement of a design patent under 35 U.S.C. § 289 Compl. ¶41 Compl. ¶42 Compl. ¶49 Compl. ¶50 Compl. ¶57 Compl. ¶58
- Willful Infringement: The complaint alleges willful infringement for all three asserted patents. The basis for this allegation is post-suit knowledge, stating that the Defendant was put on notice of infringement by the filing of the complaint and that any subsequent infringement is therefore "intentional, knowing, and willful" Compl. ¶47 Compl. ¶55 Compl. ¶63
VII. Analyst's Conclusion: Key Questions for the Case
This case will likely revolve around the application of the "ordinary observer" test to the specific facts, raising several key questions for the court:
The "External vs. Internal Thread" Mismatch: Can the '212 patent, which claims a design with a smooth upper exterior characteristic of an internal-thread tube, be infringed by an accused product that prominently features external threads? This presents a core question of whether the overall visual impression can overcome a significant difference in a key feature.
Scope and the Ordinary Observer: For the '319 and '320 patents, which claim external-thread designs, the central issue will be one of degree. The court will need to determine if the visual similarities between the accused products and the patented designs are strong enough to deceive an ordinary observer, especially when considered in the context of the relevant prior art for sample storage tubes.
Damages and Design Patent Profits: Should infringement be found, a key question will be the calculation of damages. Under 35 U.S.C. § 289, a design patent holder can be entitled to the infringer's total profit from the infringing articles, a remedy that could be a significant point of contention in the litigation.