30 unchanged sentences
This case has been reassigned due to its significance and the Korean tax authority filed its answer on November 27, 2024.
+Added: On February 24, 2025, the
+Added: Korea Administrative Court scheduled a hearing for March 21, 2025, and the
+Added: Company intends to request a deferral for this hearing.
Immersion Corporation vs.
23 unchanged sentences
The Company’s patent owner responses to these petitions were filed on October 15, 2024, and October 17, 2024, respectively.
+Added: Valve filed their replies to the Company’s patent owner responses for both petitions on January 17, 2025.
+Added: The Company’s patent owner sur-replies for the petitions were filed on February 28, 2025.
+Added: Oral argument for both of these IPR proceedings are scheduled for April 23, 2025.
Valve filed IPR2024-00508 on January 30, 2024, which is directed to U.S.
1 unchanged sentence
The Patent Trial and Appeal Board issued a decision, granting institution of this petition on August 6, 2024.
−Removed: The Company elected not to file patent owner's response to the petition.
+Added: The Company elected not to file patent owner response to the petition.
+Added: The Board is expected to issue their final written decision no later than August 6, 2025.
Valve filed IPR2024-00556 on February 7, 2024, which is directed to U.S.
2 unchanged sentences
The Company elected not to file a patent owner response to the petition.
+Added: The Board is expected to issue their final written decision no later than August 6, 2025.
Valve filed IPR2024-00557 on February 7, 2024, which is directed to U.S.
−Removed: The Company filed its patent owner preliminary response to this petition on May 15, 2024.
+Added: The Company filed its patent owner’s preliminary response to this petition on May 15, 2024.
The Patent Trial and Appeal Board issued a decision, granting institution on August 13, 2024.
The Company’s patent owner response to the petition was filed November 5, 2024.
+Added: Valve filed their reply to the Company’s patent owner response on February 4, 2025.
+Added: The Company’s patent owner sur-reply is due March 18, 2025.
Valve filed IPR2024-00582 on February 16, 2024, which is directed to U.S.
1 unchanged sentence
The Patent Trial and Appeal Board issued a decision on granting institution on September 25, 2024.
−Removed: The Company’s patent owner response to the petition is due December 16, 2024.
+Added: The Company’s patent owner response to the petition was filed December 20, 2024.
+Added: Valve’s reply to the Company’s patent owner response is due on March 31, 2025.
Valve filed IPR2024-00714 on March 22, 2024, which is directed to U.S.
1 unchanged sentence
The Patent Trial and Appeal Board issued a decision, granting institution on August 28, 2024.
−Removed: The Company’s patent owner response to the petition is due January 21, 2025.
−Removed: The parties submitted their joint claim construction statement and respective positions on March 29, 2024.
+Added: The Company’s patent owner response to the petition was filed January 21, 2025.
+Added: Valve’s reply to the Company’s patent owner response is due on April 15, 2025.
+Added: The parties subm itted their joint claim construction statement and respective positions on March 29, 2024.
On March 14, 2024, Valve filed a motion to stay the district court case pending the PTAB’s decisions on the IPRs.
3 unchanged sentences
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.