CCL Industries, Inc. v. Brook & Whittle Ltd.

CCL Industries, Inc. initiated an Inter Partes Review (IPR) against Brook & Whittle Ltd. before the Patent Trial and Appeal Board (PTAB), challenging the validity of US Patent 11961422. CCL Industries is an American-Canadian company recognized as the world's largest label maker, providing an extensive range of labels and packaging solutions across consumer, healthcare, and industrial markets globally. Conversely, Brook & Whittle Ltd. is a Connecticut-based packaging firm specializing in pressure-sensitive labels, shrink sleeves, and flexible packaging, with a particular emphasis on sustainable and decorative solutions for industries such as beauty, healthcare, and beverages.

The asserted patent, US Patent 11961422, is titled "Recyclable heat shrink film for recyclable container." It describes a recyclable shrink label incorporating a heat shrink film and a light-blocking layer designed to obstruct at least 80% of incident light within a specific wavelength range (200 nm to 900 nm). This innovation, marketed by Brook & Whittle as their "GreenLabel™ BlockOut" solution, addresses the critical industry need for light-protective packaging that remains compatible with clear PET recycling streams, particularly for sensitive products in the dairy, food, and nutraceutical sectors.

The procedural posture of this case is an IPR before the PTAB, designated IPR2025-01176. The petition, filed by CCL Industries, Inc. on January 10, 2025, was ultimately "Not Instituted - Procedural." In an IPR, the PTAB exercises discretion in deciding whether to institute a review, often considering factors such as ongoing parallel district court litigation or other procedural considerations. While the exact procedural reasons for non-institution in this specific IPR are not publicly detailed, the patent at issue (US 11961422) is known to be involved in at least two district court proceedings: a patent infringement suit filed by Brook & Whittle in the Eastern District of Texas and a declaratory judgment action in the District of Delaware. The non-institution of the IPR represents a strategic victory for Brook & Whittle, as it prevents a PTAB validity challenge against their patent, reinforcing its enforceability in the context of the growing market for sustainable packaging solutions.

CCL Industries, Inc. initiated an Inter Partes Review (IPR) proceeding against Brook & Whittle Ltd. concerning U.S. Patent No. 11,961,422. The IPR, designated IPR2025-01176, was ultimately not instituted due to procedural reasons.

Here is a chronological overview of the key legal developments and the outcome:

• Patent Issuance (2024-04-16): U.S. Patent No. 11,961,422, titled "Recyclable heat shrink film for recyclable container," was issued to Brook & Whittle Limited. The patent relates to a recyclable shrink label with a light-blocking layer designed to block a significant percentage of incident light, facilitating the use of clear PET packaging in various markets.

• IPR Petition Filing (2025-01-10): CCL Industries, Inc. filed a petition for Inter Partes Review, IPR2025-01176, challenging claims 1-19 of U.S. Patent No. 11,961,422. The petition sought to invalidate these claims before the Patent Trial and Appeal Board (PTAB).

• Decision Not to Institute - Procedural: The PTAB decided not to institute the IPR. The stated status is "Not Instituted - Procedural." This outcome means the PTAB did not proceed to a full review of the merits of the patentability challenge.

• Context of Procedural Denial: While the specific procedural reason for the non-institution of IPR2025-01176 is not detailed in publicly available summaries without direct access to the PTAB docket, the period surrounding this decision saw significant changes in PTAB institution practices. From October 2025, USPTO Director John Squires assumed personal control over IPR and post-grant review (PGR) institution decisions. During this time, a notable number of petitions were denied institution, sometimes without extensive reasoning, often simply stating that "institution of inter partes review is denied." These denials could be based on various discretionary factors, including considerations of parallel litigation (known as Fintiv factors) or broader policy objectives aimed at strengthening patent rights by limiting IPRs. Given the timing of the IPR filing and the general shift in PTAB policy, it is plausible that the non-institution of IPR2025-01176 falls within this context of discretionary denials, although the exact procedural ground remains unconfirmed without the specific PTAB decision document.

There is no information indicating a parallel district court patent infringement litigation involving these specific parties or patents within the search results. Consequently, the IPR proceeding itself represents the primary legal action for patent 11,961,422 involving CCL Industries and Brook & Whittle. The non-institution decision constitutes the final disposition of this IPR.

It appears there is a discrepancy in the provided case information. Public records for IPR2025-01176 consistently identify American Fuji Seal Incorporated as the Petitioner (plaintiff) against Brook & Whittle Ltd., not CCL Industries, Inc..

Therefore, based on the available public docket information, counsel for CCL Industries, Inc. in IPR2025-01176 cannot be identified as CCL Industries, Inc. does not appear to be a party to this specific IPR proceeding.

For completeness, in a related Post-Grant Review (PGR) case, PGR2025-00025, involving Multi-Color Corporation as the Petitioner and Brook & Whittle Limited as the Patent Owner for the same patent (US11961422B2), Kirkland & Ellis LLP is listed as counsel for Brook & Whittle, with W. Todd Baker as lead counsel and Kelly Tripathi as a partner working closely on the case.

Based on available information for the closely related PTAB proceeding concerning the same patent, Brook & Whittle Ltd. is represented by counsel from Kirkland & Ellis LLP. While direct counsel listings for IPR2025-01176 are not explicitly detailed due to its procedural non-institution, attorneys from Kirkland & Ellis LLP are confirmed as representing Brook & Whittle Ltd. in the related Post-Grant Review (PGR) proceeding, PGR2025-00025, which also concerns US Patent 11,961,422.

It is important to note a discrepancy in the petitioner's name: the case metadata provided lists "CCL Industries, Inc." as the petitioner for IPR2025-01176, whereas public records consistently identify "American Fuji Seal Incorporated" as the petitioner for IPR2025-01176.

Counsel representing Brook & Whittle Ltd. (Patent Owner) in the related PGR2025-00025 are:

• W. Todd Baker

  • Role: Lead Counsel
  • Firm: Kirkland & Ellis LLP
  • Office Location: Specific office location is not detailed in the provided snippets, but Kirkland & Ellis has multiple offices.
  • Relevant Patent Litigation Experience: Mr. Baker is a partner at Kirkland & Ellis LLP and is registered to practice before the USPTO. He serves as lead counsel in Post-Grant Review proceedings.

• Kelly Tripathi

  • Role: Counsel
  • Firm: Kirkland & Ellis LLP
  • Office Location: Specific office location is not detailed.
  • Relevant Patent Litigation Experience: Ms. Tripathi is a partner at Kirkland & Ellis LLP specializing in patent litigation. Her experience includes all phases of litigation, including trials in federal court and at the U.S. International Trade Commission, across various industries such as medical devices, pharmaceuticals, computer software, and construction. She is deeply involved in all aspects of litigation for Brook & Whittle Ltd.