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TTABVUE. Trademark Trial and Appeal Board Inquiry System
v2.8.0

Summary

Query: Correspondence Name contains all words: CHRISTOPHER M. WEIMER
Number of results: 100+
Results are in reverse chronological order

Page #1. 2 3 4 5 Next
Proceeding
Filing Date
Defendant(s),
Correspondent
Property(ies)
Plaintiff(s),
Correspondent
Property(ies)
91307916
05/29/2026
Tristel Plc
DEBORAH L CORPUS CHRISMAN GALLO TOCHTROP LLC
Mark: 3T S#:79371233
3M Company
CHRISTOPHER M WEIMER PIRKEY BARBER PLLC
Mark: 3M S#:71611907 R#:561157
Mark: 3M S#:72078803 R#:700268
Mark: 3M S#:72291678 R#:854247
Mark: 3M S#:72379018 R#:917293
Mark: 3M S#:73432662 R#:1284296
Mark: 3M S#:73461046 R#:1315763
Mark: 3M S#:73493341 R#:1329580
Mark: 3M S#:73582722 R#:1410571
Mark: 3M S#:73672535 R#:1475808
Mark: 3M S#:73674111 R#:1478218
Mark: 3M S#:73684969 R#:1489314
Mark: 3M S#:73691904 R#:1491865
Mark: 3M S#:73817909 R#:1589688
Mark: 3M S#:74505528 R#:1885790
Mark: 3M S#:74518029 R#:1898978
Mark: 3M S#:74529291 R#:1901417
Mark: 3M S#:74717412 R#:2025128
Mark: 3M S#:75101372 R#:2063090
Mark: 3M S#:75268113 R#:2141005
Mark: 3M S#:75455920 R#:2220588
Mark: 3M S#:75679967 R#:2321854
Mark: 3M S#:75698395 R#:2329600
Mark: 3M S#:76137885 R#:2692036
Mark: 3M S#:78182808 R#:2829934
Mark: 3M S#:78622184 R#:3241340
Mark: 3M S#:77257496 R#:3398329
Mark: 3M S#:86709834 R#:4898713
Mark: 3M S#:90449241 R#:6511264
Mark: 3M
99585076
05/29/2026
Nutriblend LLC
BRUCE MARGULIES MARGULIES LAW PLLC
Mark: CANTITO S#:99585076
Fifth Generation, Inc.
CHRISTOPHER M. WEIMER PIRKEY BARBER PLLC
91307430
05/19/2026
Olga Sergeyevna Kraynova
OLGA SERGEYEVNA KRAYNOVA
Mark: III M 3RD MILLENNIUM SUSTAINABLE INNOVATIONS EXPO S#:99136499
3M Company
CHRISTOPHER M WEIMER PIRKEY BARBER PLLC
Mark: 3M S#:71611907 R#:561157
Mark: 3M S#:72078803 R#:700268
Mark: 3M S#:72291678 R#:854247
Mark: 3M S#:72379018 R#:917293
Mark: 3M S#:73432662 R#:1284296
Mark: 3M S#:73461046 R#:1315763
Mark: 3M S#:73493341 R#:1329580
Mark: 3M S#:73672534 R#:1476861
Mark: 3M S#:73684969 R#:1489314
Mark: 3M S#:74518029 R#:1898978
Mark: 3M S#:75101372 R#:2063090
Mark: 3M S#:75268113 R#:2141005
Mark: 3M S#:75455920 R#:2220588
Mark: 3M S#:75679967 R#:2321854
Mark: 3M S#:75698395 R#:2329600
Mark: 3M S#:77257496 R#:3398329
Mark: 3M S#:86709834 R#:4898713
Mark: 3MGIVES S#:88107185 R#:5917876
91307279
05/13/2026
Solid Lion LLC
JUSTIN JOHANSON RLPS
Mark: 3T S#:99302036
3M Company
CHRISTOPHER M WEIMER PIRKEY BARBER PLLC
Mark: 3M S#:73582722 R#:1410571
Mark: 3M S#:73672535 R#:1475808
Mark: 3M S#:73674111 R#:1478218
Mark: 3M S#:73691904 R#:1491865
Mark: 3M S#:74717401 R#:1979891
Mark: 3M S#:74717402 R#:1981273
Mark: 3M S#:75679967 R#:2321854
Mark: 3M S#:75679969 R#:2321855
Mark: 3M S#:98449921 R#:7750425
91306849
04/23/2026
ANA IP HOLDINGS LLC
ANA JUNEJA ANA LAW LLC
Mark: ANAGPT S#:99241376
OpenAI OpCo, LLC
CHRISTOPHER M WEIMER PIRKEY BARBER PLLC
Mark: CHATGPT S#:97733261
Mark: CHATGPT S#:97928136
Mark: GPT S#:97733259
Mark: GPT-3 S#:90092493 R#:6294671
Mark: GPT-4 S#:97836275 R#:7232349
Mark: GPT-5 S#:98089548
99219861
04/23/2026
Harvey Castro
HARVEY CASTRO
Mark: DR GPT S#:99219861
OpenAI OpCo, LLC
CHRISTOPHER M. WEIMER PIRKEY BARBER PLLC
91306132
03/25/2026
Long Chen
KYLE LEUNG
Mark: SKYTREE S#:99368911
Sonova AG
CHRISTOPHER M WEIMER PIRKEY BARBER PLLC
Mark: PHONAK SKY S#:86095149 R#:4679711
99126605
03/18/2026
Monday.com Ltd.
AVITAL TALLY EITAN GORNITZKY & CO.
Mark: MONDAYGPT S#:99126605
OpenAI OpCo, LLC
CHRISTOPHER M. WEIMER PIRKEY BARBER PLLC
92091137
03/12/2026
Trademark, LLC
ROBYN S LEDERMAN BROOKS KUSHMAN PC
Mark: TIRE OUTLET US 30 MIN TIRE INSTALLATIONS S#:97508222 R#:7922236
BBY Solutions Inc.
CHRISTOPHER M WEIMER PIRKEY BARBER PLLC
Mark: BEST BUY S#:74519982 R#:1899212
Mark: BEST BUY S#:74680472 R#:2196852
Mark: BEST BUY S#:85815565 R#:4391487
Mark: BEST BUY S#:85818961 R#:4395410
Mark: BEST BUY S#:87912152 R#:5848282
Mark: BEST BUY S#:87912167 R#:5870960
S#:77586929 R#:3615955
S#:97207477 R#:6972820
92091082
03/06/2026
Yan Wu
YAN WU
Mark: IIIM S#:90155542 R#:6289273
3M Company
CHRISTOPHER M WEIMER PIRKEY BARBER PLLC
Mark: 3M S#:71469961 R#:409726
Mark: 3M S#:72078803 R#:700268
Mark: 3M S#:72187306 R#:776698
Mark: 3M S#:72291678 R#:854247
Mark: 3M S#:72331287 R#:887227
Mark: 3M S#:73029404 R#:1010370
Mark: 3M S#:73067641 R#:1042074
Mark: 3M S#:73293725 R#:1181981
Mark: 3M S#:73342927 R#:1234260
Mark: 3M S#:73380383 R#:1255785
Mark: 3M S#:73432662 R#:1284296
Mark: 3M S#:73493341 R#:1329580
Mark: 3M S#:73582722 R#:1410571
Mark: 3M S#:73684969 R#:1489314
Mark: 3M S#:73690288 R#:1490787
Mark: 3M S#:73706787 R#:1500150
Mark: 3M S#:73817909 R#:1589688
Mark: 3M S#:74199869 R#:1697496
Mark: 3M S#:74339084 R#:1785408
Mark: 3M S#:74505528 R#:1885790
Mark: 3M S#:74529291 R#:1901417
Mark: 3M S#:74717402 R#:1981273
Mark: 3M S#:75170478 R#:2097659
Mark: 3M S#:75268113 R#:2141005
Mark: 3M S#:75455920 R#:2220588
Mark: 3M S#:75698395 R#:2329600
Mark: 3M S#:78855792 R#:3208474
Mark: 3M S#:78622184 R#:3241340
Mark: 3M S#:77257496 R#:3398329
99293365
03/04/2026
Buy Best LLC
BUY BEST LLC
Mark: BUY BEST USA S#:99293365
BBY Solutions, Inc.
CHRISTOPHER M. WEIMER PIRKEY BARBER PLLC
91305335
02/18/2026
Byzantine Chain Ltd
PAUL DITMYER
Mark: FURGPT S#:99267755
OpenAI OpCo, LLC
CHRISTOPHER M WEIMER PIRKEY BARBER PLLC
Mark: CHATGPT S#:97733261
Mark: CHATGPT S#:97928136
Mark: GPT S#:97733259
Mark: GPT-3 S#:90092493 R#:6294671
Mark: GPT-4 S#:97836275 R#:7232349
Mark: GPT-5 S#:98089548
91305334
02/18/2026
Nextiva, Inc.
STEVEN J. LAUREANTI SPENCER FANE LLP
Mark: NEXTIVA GPT S#:99252672
OpenAI OpCo, LLC
CHRISTOPHER M WEIMER PIRKEY BARBER PLLC
Mark: CHATGPT S#:97733261
Mark: CHATGPT S#:97928136
Mark: GPT S#:97733259
Mark: GPT-3 S#:90092493 R#:6294671
Mark: GPT-4 S#:97836275 R#:7232349
Mark: GPT-5 S#:98089548
91305231
02/13/2026
LotLinx, Inc.
MICHAEL J BROWN MICHAEL J BROWN LAW OFFICE LLC
Mark: LOTGPT S#:99260225
OpenAI OpCo, LLC
CHRISTOPHER M WEIMER PIRKEY BARBER PLLC
Mark: CHATGPT S#:97733261
Mark: CHATGPT S#:97928136
Mark: GPT S#:97733259
Mark: GPT-3 S#:90092493 R#:6294671
Mark: GPT-4 S#:97836275 R#:7232349
Mark: GPT-5 S#:98089548
99136499
02/11/2026
Olga Sergeyevna Kraynova
OLGA SERGEYEVNA KRAYNOVA
Mark: III M 3RD MILLENNIUM SUSTAINABLE INNOVATIONS EXPO S#:99136499
3M Company
CHRISTOPHER M. WEIMER PIRKEY BARBER PLLC
99302036
02/05/2026
Solid Lion LLC
JUSTIN JOHANSON RLPS
Mark: 3T S#:99302036
3M Company
CHRISTOPHER M. WEIMER PIRKEY BARBER PLLC
98873396
02/04/2026
Openedu.Inc
OPENEDU.INC
Mark: OPENEDU AI S#:98873396
OpenAI Foundation
CHRISTOPHER M. WEIMER PIRKEY BARBER PLLC
91304805
01/29/2026
EXO Impact LLC
EXO IMPACT LLC
Mark: ROOFGPT S#:99269911
OpenAI OpCo, LLC
CHRISTOPHER M WEIMER PIRKEY BARBER PLLC
Mark: CHATGPT S#:97733261
Mark: CHATGPT S#:97928136
Mark: GPT S#:97733259
Mark: GPT-3 S#:90092493 R#:6294671
Mark: GPT-4 S#:97836275 R#:7232349
Mark: GPT-5 S#:98089548
91304622
01/21/2026
Search.com, LLC
KAMERON W KRAMER LAW 4 SMALL BUSINESS OF TEXAS, PLLC
Mark: SEARCHGPTPLUS S#:99099858
OpenAI OpCo, LLC
CHRISTOPHER M WEIMER PIRKEY BARBER PLLC
Mark: CHATGPT S#:97733261
Mark: CHATGPT S#:97928136
Mark: GPT S#:97733259
Mark: GPT-3 S#:90092493 R#:6294671
Mark: GPT-4 S#:97836275 R#:7232349
Mark: GPT-5 S#:98089548
91304192
12/31/2025
Ana IP Holdings LLC
ANA JUNEJA ANA LAW LLC
Mark: ANAGPT S#:99238993
Mark: ANAGPT S#:99239048
Mark: ANAGPT S#:99241426
Mark: ANAGPT S#:99241466
OpenAI OpCo, LLC
CHRISTOPHER M WEIMER PIRKEY BARBER PLLC
Mark: CHATGPT S#:97733261
Mark: CHATGPT S#:97928136
Mark: GPT S#:97733259
Mark: GPT-3 S#:90092493 R#:6294671
Mark: GPT-4 S#:97836275 R#:7232349
Mark: GPT-5 S#:98089548
79371233
12/31/2025
Tristel Plc
DEBORAH L. CORPUS CHRISMAN GALLO TOCHTROP LLC
Mark: 3T S#:79371233
3M Company
CHRISTOPHER M. WEIMER PIRKEY BARBER PLLC
3T Software Labs Limited
SEAN GARRISON BACAL & GARRISON LAW GROUP
91303893
12/15/2025
Kongsberg Defence & Aerospace AS
TODD A BENNI MCDONALD HOPKINS LLC
Mark: 3SM S#:79404639
3M Company
CHRISTOPHER M WEIMER PIRKEY BARBER PLLC
Mark: 3M S#:71611907 R#:561157
Mark: 3M S#:72078803 R#:700268
Mark: 3M S#:72291678 R#:854247
Mark: 3M S#:72379018 R#:917293
Mark: 3M S#:73432662 R#:1284296
Mark: 3M S#:73461046 R#:1315763
Mark: 3M S#:73493341 R#:1329580
Mark: 3M S#:73684969 R#:1489314
Mark: 3M S#:73728410 R#:1531747
Mark: 3M S#:74518029 R#:1898978
Mark: 3M S#:75101372 R#:2063090
Mark: 3M S#:75268113 R#:2141005
Mark: 3M S#:75455920 R#:2220588
Mark: 3M S#:75679967 R#:2321854
Mark: 3M S#:75698395 R#:2329600
Mark: 3M S#:76261504 R#:2627844
Mark: 3M S#:77257496 R#:3398329
Mark: 3M S#:86709834 R#:4898713
Mark: 3M S#:98449926 R#:7750426
Mark: 3M
91303889
12/16/2025
Jason Dale Killmeyer
JASON DALE KILLMEYER
Mark: CHATGPTEES S#:99103758
OpenAI OpCo, LLC
CHRISTOPHER M WEIMER PIRKEY BARBER PLLC
Mark: GPT-3 S#:90092493 R#:6294671
Mark: GPT-4 S#:97836275 R#:7232349
91303843
12/17/2025
Julian Holman
JULIAN HOLMAN
Mark: THERAGPT S#:99166749
OpenAI OpCo, LLC
CHRISTOPHER M WEIMER PIRKEY BARBER PLLC
Mark: CHATGPT S#:97733261
Mark: CHATGPT S#:97928136
Mark: GPT S#:97733259
Mark: GPT-3 S#:90092493 R#:6294671
Mark: GPT-4 S#:97836275 R#:7232349
Mark: GPT-5 S#:98089548
91303699
12/11/2025
Fuzhou xiamu trade co., ltd.
WEI WANG
Mark: 3MORE S#:99188149
3M Company
CHRISTOPHER M WEIMER PIRKEY BARBER PLLC
Mark: 3M S#:71611907 R#:561157
Mark: 3M S#:72078803 R#:700268
Mark: 3M S#:72291678 R#:854247
Mark: 3M S#:72379018 R#:917293
Mark: 3M S#:73432662 R#:1284296
Mark: 3M S#:73461046 R#:1315763
Mark: 3M S#:73493341 R#:1329580
Mark: 3M S#:73533999 R#:1363965
Mark: 3M S#:73684969 R#:1489314
Mark: 3M S#:73797683 R#:1571484
Mark: 3M S#:74518029 R#:1898978
Mark: 3M S#:75101372 R#:2063090
Mark: 3M S#:75268113 R#:2141005
Mark: 3M S#:75455920 R#:2220588
Mark: 3M S#:75679967 R#:2321854
Mark: 3M S#:75698395 R#:2329600
Mark: 3M S#:77257496 R#:3398329
Mark: 3M S#:86709834 R#:4898713
Mark: 3M S#:98449926 R#:7750426
Mark: 3M XTRACT S#:90741627 R#:7724418
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