Kay competitive analysis

Explore patent oppositions filed by Kay against competitors, revealing strategic technology disputes and market positioning.

Last updated on: Jul 23, 2026
Patent NumberTitleApplicantOpposition Date
Closure For A Spout In A Thin-Walled PackageGUALA PACKAug 26, 2025
Stand-Up Paddling Board In Structure With Double Independent Safe Air Chambers And Manufacturing Method ThereofSHANGHAI JILONG PLASTIC PRODUCTSJun 21, 2022
Fitment And Overcap ThereforAPTARGROUPFeb 2, 2021
Filter For Industrial Dust Removal Having A Sealing StripBWF TECJun 1, 2020
Refill BagMETHOD PRODUCTSOct 8, 2019

Explore Kay's recently opposed patents, revealing key competitive challenges and strategic patent disputes in the industry. Track oppositions filed by competitors to understand technology battlegrounds and assess potential risks.

Last updated on: Jul 23, 2026
Patent NumberPublication DateTitleTotal Oppositions
Dec 29, 2021Fiber Scaffolds For Use Creating Implantable Structures1

Latest PTAB cases involving Kay

Discover the latest PTAB cases involving Kay, highlighting their recent legal challenges and patent disputes.

Last updated on: Jul 25, 2026
Proceeding NumberFiling DatePetitionerRespondentStatus

Get alerts for PTAB Cases involving Kay

IPR2019-00898Mar 29, 2019PARAGON 28KAYFinal Written Decision
CBM2016-00075May 17, 2016KAYAK SOFTWAREBUSINESS MACHINESInstitution Denied
CBM2016-00076May 17, 2016KAYAK SOFTWAREBUSINESS MACHINESInstitution Denied
CBM2016-00077May 17, 2016KAYAK SOFTWAREBUSINESS MACHINESInstitution Denied
CBM2016-00078May 17, 2016KAYAK SOFTWAREBUSINESS MACHINESInstitution Denied

Peer Comparison New

IP litigation analysis comparing Kay with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Jul 23, 2026
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
NIPPONKAYAKU KABUSHIKIKAISHA - 1 - -
HOFFMANN EITLE151 - - -