Momentive Performance Materials Inc. et al. vs. Grant Industries Inc.
Explore the PTAB proceeding IPR2026-00498 filed by Momentive Performance Materials Inc. et al. on 2026-09-21. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.
Proceeding Overview
Proceeding Number
IPR2026-00498
Filing Date
2026-09-21
Accorded Filing Date
2026-09-21
Institution Decision Date
—
Last Modified Date
2026-10-13
Proceeding Type
IPR
Termination Date
—
Trial Status
Pending
Parties & Counsel
Petitioner
Patent Owner / Respondent
Grant Industries Inc.
Represented By
Steadman, Paulet alTribunal & Venue
Tribunal
Patent Trial and Appeal Board (USPTO)
Technology Center
TC 1600 - Biotechnology & Organic Chemistry
Patent Information
Respondent Application Number
18066105
Respondent Patent Number
12337057
External Links
Respondent Inventor
Anna K. CROOM et al
Respondent Tech Center
TC 1600 - Biotechnology & Organic Chemistry
Address and Attorney/Agent Information
Power of Attorney & Correspondence
Firm
/ Entity Name
LUCAS & MERCANTI, LLP
Customer
Number
20311
Address
100 South Jefferson Road, Suite 202, Whippany, NJ, 07981, UNITED STATES
Attorney / Agent Information
| Reg # | Name | Phone |
|---|---|---|
| 28601 | Irving Feit | 516-822-3550 |
| 29691 | Peter Phillips | 212-661-8000 |
| 31275 | Donald Lucas | 212-661-8000 |
| 31668 | Klaus Stoffel | 212-661-8000 |
| 33966 | Michael Mercanti | 212-661-8000 |
| 35597 | Laurence Manber | 212-661-8000 |
| 36425 | Lindsay Adams | 212-661-8000 |
| 38887 | Alfred Froebrich | 212-661-8000 |
Proceeding Documents
75
4
Notice: Mandatory Notice NOTICE
2026-10-12
FILING PARTY: PATENT OWNER
5
Notice: Power of Attorney NOTICE
2026-10-12
FILING PARTY: PATENT OWNER
3
Notice: Notice filing date accorded NOTICE
2026-09-25
FILING PARTY: BOARD
1032
EX1032 - Akindoyo 2016 Exhibit
2026-09-21
FILING PARTY: PETITIONER
1005
EX1005 - Spontak CV Exhibit
2026-09-21
FILING PARTY: PETITIONER