Industry Sector

Speech processing — US PTAB Patent Cases

7 decisions indexed

Page 1 of 1 · 7 total

patent

Google LLC v.SoundClear Technologies LLC et al.

· IPR2025-01177

Google has filed an IPR petition seeking to invalidate SoundClear’s 11,244,675 patent covering voice‑controlled content generation. The petition asserts obviousness over Raitio/Fahlman and Ocampo/Fahlman combinations for claims 1‑7.

patent

Krisp Technologies, Inc. v.Sanas.AI, Inc.

· IPR2026-00274

Krisp Technologies has filed an IPR petition challenging all 20 claims of Sanas.ai’s real‑time accent‑conversion patent, asserting obviousness over multiple prior‑art references. The petition invokes 35 U.S.C. § 103 and follows Phillips claim‑construction standards.

patent

Krisp Technologies, Inc. v.Sanas.AI, Inc.

· PGR2026-00033

Krisp Technologies petitions the PTAB to invalidate Sanas.AI’s 12,417,756 patent covering real‑time accent mimicking, asserting that all 20 claims are obvious over a suite of prior‑art speech‑processing references.

patent

Microsoft Corporation et al. v.Dialect, LLC

· IPR2025-00657

Microsoft has filed an IPR petition challenging claims 13‑15, 17‑18 of Dialect’s 9,263,039 patent, asserting they are obvious over prior art from Maes and Ross. The petition argues the examiner never evaluated this combination and that discretionary factors favor institution.

patent

Krisp Technologies, Inc. v.Sanas.AI, Inc.

· IPR2026-00275

Krisp Technologies has filed an IPR petition challenging all 20 claims of Sanas.AI’s real‑time accent‑correction patent, asserting obviousness over multiple prior‑art references. The petition details how each claim element is taught by combinations of Feinauer, Prabhavalkar, Fan and others.

patent

Krisp Technologies, Inc. v.Sanas.AI, Inc.

· IPR2026-00272

Krisp Technologies has filed an Inter Partes Review petition challenging Sanas.AI’s U.S. Patent No. 11,948,550, which claims a machine‑learning system for real‑time accent conversion. The petitioner alleges obviousness over six prior‑art references and proposes a specific claim construction for “fourth audio data representative of.”

patent

Google LLC v.SoundClear Technologies LLC et al.

· IPR2025-01123

Google has filed an IPR petition seeking to invalidate claims 1‑5 of SoundClear’s voice‑content control patent, arguing that the claims are obvious over the Ocampo and Yi references. The petition requests the Board to institute the review and cancel the challenged claims.

Arctic Invent — IP Strategy

Dealing with a patent challenge?

Whether it's a Section 3(d) rejection, a post-grant opposition, or a FRAND dispute, Arctic's patent litigation team has handled it. Get a strategy call.

Talk to our patent team →