Bullpup Scientific Ltd v. Becton Dickinson Co

I. Executive Summary and Procedural Information

• Parties & Counsel:
  • Plaintiff: Bullpup Scientific Ltd. (Israel)
  • Defendant: Becton, Dickinson and Company (New Jersey)
  • Plaintiff's Counsel: Pearl Cohen Zedek Latzer Baratz LLP
• Case Identification: 2:26-cv-00839, D.N.J., 05/04/2026
• Venue Allegations: Venue is alleged to be proper in the District of New Jersey because Defendant has its principal place of business in the state, regularly supplies the accused product to hospitals within the district, and has committed acts of infringement there.
• Core Dispute: Plaintiff alleges that Defendant's PowerGlide Pro Midline Catheter infringes a patent related to catheter insertion systems featuring a forward-positioned grip for improved stability and control.
• Technical Context: The technology addresses challenges in the intravenous ("IV") catheter market, specifically for midline catheters, which are designed for longer-term use than standard peripheral catheters but are traditionally more difficult and complex to insert.
• Key Procedural History: The complaint alleges a long history between the parties, starting with discussions between the patent's inventors and Defendant's predecessor, C.R. Bard, in the mid-2000s. After the patent's priority date, Plaintiff alleges it disclosed its new design to Defendant in 2015. Following the patent's issuance in 2019, the parties allegedly engaged in discussions under a non-disclosure agreement, during which Defendant inquired about licensing the patent. The original complaint was filed in January 2026.

Case Timeline

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

• Patent Identification: U.S. Patent No. 10,413,706 (Method and apparatus for inserting a catheter tube), issued September 17, 2019.
• The Invention Explained:
  • Problem Addressed: The patent's background describes the difficulty and instability associated with inserting long, flexible midline catheters '706 Patent, col. 1:49-54 Traditional designs required clinicians to grip the device at its proximal end (far from the patient), which complicates steering the distal tip into a vein and increases the risk of accidental pull-outs, requiring painful re-attempts '706 Patent, col. 1:37-44 Compl. ¶¶23-24
  • The Patented Solution: The invention is a catheter insertion system featuring a "forward arm" that attachably connects to the catheter's proximal hub but extends distally, parallel to the cannula '706 Patent, abstract This arm includes a "distal forward grip," which moves the operator's control point closer to the insertion site, thereby improving stability, control, and ease of use, similar to the handling improvements of a "bullpup" rifle design '706 Patent, col. 3:1-10 Compl. ¶31 This configuration is intended to allow for a safer, more controlled aseptic insertion without requiring a guidewire '706 Patent, col. 2:26-29
  • Technical Importance: This design aims to simplify the insertion of midline catheters, making the procedure more akin to that of a common short peripheral catheter and reducing the need for extensive training or more complex insertion aids Compl. ¶29
• Key Claims at a Glance:
  • The complaint asserts independent claims 1 (apparatus) and 13 (method) Compl. ¶60
  • Independent Claim 1 of the '706 Patent recites the following essential elements:
    • An IV catheter with a distal cannula and proximal hollow hub.
    • A "forward arm" attachably connected to a proximal portion of the IV catheter and extending distally.
    • A needle configured to pass through the cannula.
    • The forward arm comprises a "distal forward grip."
    • The forward arm comprises a "middle section" connecting the distal forward grip and a "downward grip."
    • The downward grip is connected to the proximal end of the middle section and comprises two "grasping arms" extending downwards and being "substantially curved." '706 Patent, col. 20:30-44
  • The complaint notes that Plaintiff may assert additional claims in the future.

III. The Accused Instrumentality

• Product Identification: The Accused Product is the "PowerGlide Pro Midline Catheter" Compl. ¶5
• Functionality and Market Context:
  • The PowerGlide Pro is a midline catheter insertion system marketed for providing vascular access for up to 30 days Compl. ¶44 The complaint alleges that a key feature of the Accused Product is its forward-positioned grip, which it identifies as the "catheter wings" Compl. ¶45 Compl. ¶47 This design contrasts with the predecessor "Bard Powerglide" product, which had a proximal handle location that allegedly made insertion overly complicated Compl. ¶42
  • The complaint provides a diagram from Defendant's materials identifying the components of the Accused Product, including the needle, catheter, guidewire push-off button, wings, grips, and housing Compl. ¶44 This diagram illustrates the overall assembly of the accused device Compl. p. 20
  • The complaint alleges that Defendant developed the Accused Product after learning of Plaintiff's patented design and that it holds a dominant share of the U.S. midline catheter market Compl. ¶43 Compl. ¶57

IV. Analysis of Infringement Allegations

'706 Patent Infringement Allegations

• Identified Points of Contention:
  • Scope Questions: A primary point of contention may be whether the accused device's "wings" and associated connection components can be properly characterized as a "forward arm" with a "distal forward grip" as defined in the patent. The defense may argue that the claims require a more distinct, elongated arm structure, as depicted in certain patent figures (e.g.,'706 Patent, Fig. 2A), rather than the integrated wing assembly of the accused product. The complaint itself maps the term "forward arm" to a collection of components on the accused device Compl. ¶65, which raises the question of whether this composite structure meets the claim's requirements.
  • Technical Questions: The complaint alleges the "catheter wings" are the "distal forward grip" Compl. ¶67 An annotated image in the complaint shows the accused device's forward arm extending distally from its connection point to the catheter hub Compl. p. 33 A central technical question will be whether this accused structure, as a whole, functions as the claimed "forward arm" or if there is a fundamental structural and functional difference between the patented invention and the accused device's design. The interpretation of "attachably connected" will also be a focus.

V. Key Claim Terms for Construction

• The Term: "forward arm"

• Context and Importance: This term is the central feature of the asserted independent claim and represents the core of the alleged invention. The entire infringement case rests on whether the accused product's structure, particularly its "wings" and connection mechanism, falls within the legal definition of a "forward arm." Practitioners may focus on this term because the complaint's theory requires mapping it to a composite of several parts of the accused device.

• Intrinsic Evidence for Interpretation:

  • Evidence for a Broader Interpretation: The claims define the "forward arm" functionally as a structure that is "attachably connected" to the catheter and "extending distally therefrom" to provide a "distal forward grip" '706 Patent, col. 20:33-38 The specification describes the benefit as enabling the user to "grasp and maneuver the cannula from a more comfortable location" '706 Patent, col. 3:12-14 This language could support an interpretation covering any structure that achieves this forward-grip functionality.
  • Evidence for a Narrower Interpretation: The patent's figures consistently depict the "forward arm" as a distinct, elongated member (e.g., element 10 in '706 Patent, Fig. 2A; '706 Patent, Fig. 6A). The detailed description refers to the arm having a "middle section" connecting a "distal forward grip" and a "proximal grip" or "downward grip" '706 Patent, col. 9:10-13 A party could argue these specific structural descriptions limit the term to an elongated component rather than a more integrated assembly like the accused "wings."

• The Term: "downward grip"

• Context and Importance: This term defines the mechanism by which the "forward arm" connects to the catheter hub. Its construction is critical for determining if the accused product's connection method infringes. The complaint identifies a specific structure on the accused device as the "downward grip," which features "grasping arms" Compl. ¶69

• Intrinsic Evidence for Interpretation:

  • Evidence for a Broader Interpretation: Claim 1 requires only that the grip be "connected to the proximal end of said middle section" and have "two grasping arms extending downwards and substantially curved" '706 Patent, col. 20:41-44 This could be read to cover a variety of connection mechanisms that meet this general structural description.
  • Evidence for a Narrower Interpretation: The specification discloses that the "downward grip is a snap-on clip" '706 Patent, col. 4:12 and that its grasping arms are "adapted to connect around hub 5 (preferably a snap-on tube clip connection...)" '706 Patent, col. 9:20-23 This language could be used to argue that the term is limited to a specific "snap-on" or encircling clip mechanism, which may differ from the connection method used in the accused product.

VI. Other Allegations

• Indirect Infringement: The complaint alleges inducement of infringement, stating that Defendant provides customers with specific step-by-step "Insertion Instructions" and instructional videos that direct the use of the Accused Product in a manner that directly infringes the asserted method claims Compl. ¶¶85-86 Compl. ¶100 Contributory infringement is also alleged, based on the assertion that the Accused Product is especially designed for catheter insertion and has no substantial non-infringing use Compl. ¶101
• Willful Infringement: The complaint alleges willfulness based on both pre- and post-suit knowledge. It alleges Defendant had pre-suit knowledge of the patent since at least November 2019, citing direct communications, a non-disclosure agreement, review of Plaintiff's product samples, and Defendant's own inquiries about a potential license Compl. ¶94 Compl. ¶102 The complaint further alleges that Defendant engaged in willful blindness by ceasing communications to avoid confirming infringement after learning of the high probability that its product was covered by the patent's claims Compl. ¶¶97-98 Post-suit knowledge is based on the filing of the original complaint and a subsequent notice letter Compl. ¶¶95-96

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

• A core issue will be one of definitional scope: can the term "forward arm", which is depicted in patent embodiments as a discrete, elongated component, be construed to read on the accused product's more integrated assembly of "wings" and a proximal connection mechanism? The outcome of this claim construction battle will likely be determinative.
• A key evidentiary question will be one of structural and functional correspondence: does the accused product's connection mechanism, which the complaint maps to the "downward grip" and "grasping arms" limitations, meet the specific structural requirements of the claims, particularly the "extending downwards and substantially curved" language, or is there a material difference in how the components are constructed and operate?
• A central question for willfulness and damages will be the nature of the parties' pre-suit interactions: what was the extent of Defendant's knowledge gained from its discussions with Plaintiff and its analysis of Plaintiff's products, and does the evidence support the allegation of deliberate avoidance and willful blindness regarding infringement?