IP Verse

Krisp Technologies, Inc. - IPR2026-00274

Explore the PTAB proceeding IPR2026-00274 filed by Krisp Technologies, Inc. on Mar 18, 2026. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Case Details

Proceeding Number
IPR2026-00274
Filing Date
Mar 18, 2026
Petitioner
Krisp Technologies, Inc.
Status
Pending
Respondent Application Number
18754280
Respondent Tech Center
2600
Respondent Patent Number
12131745

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Proceeding Documents

The table below shows documents filed in the case, listing each document name, filing date, document type, and filing party. Tracking these filings indicates the activity of the parties involved in the case, and the types of documents filed can provide insights into the legal strategies being employed.

Document NameFiling DateCategoryFiling Party

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Notice filing date accorded

Mar 25, 2026PAPERBOARD

EX1001-U.S. Patent No. 12,131,745

Mar 18, 2026EXHIBITPETITIONER

EX1002-Prosecution History for the 12,131,745 Patent

Mar 18, 2026EXHIBITPETITIONER

EX1004-U.S. Patent Application Publication No. 2024/0304200 to Keshet et al

Mar 18, 2026EXHIBITPETITIONER

EX1005-U.S. Patent Application Publication No. 2014/0148933 to King et al.

Mar 18, 2026EXHIBITPETITIONER

EX1006-Marco Cuturi and Mathieu Blondel, Soft-DTW

Mar 18, 2026EXHIBITPETITIONER

EX1007-U.S. Patent No. 11,450,332 to Kameoka et al.

Mar 18, 2026EXHIBITPETITIONER

EX1008-U.S. Patent Application Publication No. 2023/0223006 to Fan et al.

Mar 18, 2026EXHIBITPETITIONER

EX1009-U.S. Patent No. 12,400,078 to Vyas et al.

Mar 18, 2026EXHIBITPETITIONER

EX1010-U.S. Patent No. 12,217,761 to Chen et al.

Mar 18, 2026EXHIBITPETITIONER

EX1011-Tanton, James, Encyclopedia Of Mathematics

Mar 18, 2026EXHIBITPETITIONER

EX1012-U.S. Patent No. 10,909,459 to Tsatsin et al.

Mar 18, 2026EXHIBITPETITIONER

EX1013-Priority Chinese Patent Publication No. 202010996501 to Fan et al.

Mar 18, 2026EXHIBITPETITIONER

EX1014-Excerpts of the Prosecution History for the U.S. Patent Application

Mar 18, 2026EXHIBITPETITIONER

EX1015-Priority PCT 2022/057759 to Fan et al. and Certified English Trans

Mar 18, 2026EXHIBITPETITIONER

EX1017-Accentron: Foreign Accent Conversion to Arbitrary Non-Native Speaker

Mar 18, 2026EXHIBITPETITIONER

EX1018-U.S. Patent Application Publication No. 2013/0246064 to Wasserblat

Mar 18, 2026EXHIBITPETITIONER

EX1019-US Patent Application Publication No 20210272571 to Balasubramaniam

Mar 18, 2026EXHIBITPETITIONER

EX1020-U.S. Patent Application Publication No. 2020/0294492 to Sypniewski

Mar 18, 2026EXHIBITPETITIONER

EX1021-C. Schmandt, Voice Communication with Computers

Mar 18, 2026EXHIBITPETITIONER

EX1022-C. O’Callaghan, Pitch, (https://web.archive.org/web/20150930164248/h

Mar 18, 2026EXHIBITPETITIONER

EX1023-B. Sisman et al., Group Sparse Representation with WaveNet Vocoder

Mar 18, 2026EXHIBITPETITIONER

EX1024-J. Holmes, Speech Synthesis and Recognition, Second Edition

Mar 18, 2026EXHIBITPETITIONER

EX1025-H. Fletcher, Loudness, Its Definition, Measurement and Calculation,

Mar 18, 2026EXHIBITPETITIONER

EX1026-S. Ding, Personal VAD: Speaker-Conditioned Voice Activity Detection

Mar 18, 2026EXHIBITPETITIONER

EX1027-C. Wiltshire, Chapter 13 English Sounds in Context

Mar 18, 2026EXHIBITPETITIONER

EX1028-N. Kazanina, et al., Phonemes: Lexical access and beyond

Mar 18, 2026EXHIBITPETITIONER

EX1029-D. Jurafsky et al., Speech and Language Processing, Chapter 27

Mar 18, 2026EXHIBITPETITIONER

EX1030-L. Sun, Phonetic Posteriorgrams For Many-To-One Voice Conversion

Mar 18, 2026EXHIBITPETITIONER

EX1031-U.S. Patent No. 11,664,037 to Lim et al.

Mar 18, 2026EXHIBITPETITIONER

EX1032-U.S. Patent Application Publication No. 2022/0122579 to Biadsy et al

Mar 18, 2026EXHIBITPETITIONER

EX1033-U.S. Patent Publication No. 2018/0174595 to Dirac et al.

Mar 18, 2026EXHIBITPETITIONER

EX1034-L. Roberts, Understanding the Mel Spectrogram

Mar 18, 2026EXHIBITPETITIONER

EX1035-N. Umeda, Consonant duration in American English, The Journal of the

Mar 18, 2026EXHIBITPETITIONER

EX1036-S. Liu et al., End-to-End Accent Conversion Without Using Native

Mar 18, 2026EXHIBITPETITIONER

EX1037-U.S. Patent Appl. No. 2022/0246132 to Zhang et al.

Mar 18, 2026EXHIBITPETITIONER

EX1038-Y. Wang, Tacotron: Towards End-to End Speech Synthesis, arXiv

Mar 18, 2026EXHIBITPETITIONER

EX1039-G. Zhao et. al, Converting Foreign Accent Speech Without a Reference

Mar 18, 2026EXHIBITPETITIONER

EX1040-S. Khorram et al, Trainable Time Warping: Aligning Time Series

Mar 18, 2026EXHIBITPETITIONER

EX1016-Munford Librarian Declaration

Mar 18, 2026EXHIBITPETITIONER

EX1003-Declaration of Chris Schmandt

Mar 18, 2026EXHIBITPETITIONER

Petition for Inter Partes Review of U.S. Patent No. 12,131,745

Mar 18, 2026PAPERPETITIONER

Petitioner's Power of Attorney

Mar 18, 2026PAPERPETITIONER