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We spent the majority of 2025 supporting our current patent enforcement actions, including the defense of Inter Partes Review ("IPR") actions filed against us.
−Removed: We currently have ten patent enforcement actions pending in the Western District of Texas against five separate foreign defendants and one domestic defendant.
−Removed: Three of these actions, against two separate defendants, are currently stayed pending results from other related cases.
−Removed: The active cases have currently scheduled trial dates beginning in 2025 through 2026.
−Removed: In addition, we have a patent enforcement action against Qualcomm that was remanded back to the Middle District of Florida in September 2024 following a favorable ruling from the Court of Appeals for the Federal Circuit ("CAFC") that reversed the district court's prior summary judgement against us.
−Removed: The Qualcomm action is awaiting a trial date, following the district court's rulings on outstanding motions.
−Removed: We also have an additional patent enforcement action against Qualcomm and Apple in the Middle District of Florida and against LG in the District of New Jersey, both of which are currently stayed pending the outcome of the current case against Qualcomm.
+Added: We currently have nine patent enforcement actions pending in the Western District of Texas against five separate foreign defendants and one domestic defendant.
+Added: Two such cases were scheduled for trial in March 2026 and April 2026, respectively, although the March 2026 case was postponed just prior to commencing in March 2026.
+Added: Six of the pending actions, against five separate defendants, are currently stayed pending results from other related actions, including IPRs.
+Added: In addition, we have a patent enforcement action against Qualcomm that has been granted an expedited appeal by the Court of Appeals for the Federal Circuit ("CAFC").
+Added: The Qualcomm case was subject to a prior appeal filed by us in 2022, for which we received a favorable opinion and a remand of the case back to the district court for the Middle District of Florida in 2024.
+Added: We have an additional patent enforcement action against Qualcomm and Apple in the Middle District of Florida and against LG in the District of New Jersey, both of which are currently stayed pending the outcome of the current pending case against Qualcomm.
A number of defendants in our patent enforcement actions have filed petitions for IPR against claims of the asserted patents.
−Removed: Currently, we have IPRs that have been instituted by the Patent Trial and Appeal Board ("PTAB") against claims on four of our asserted patents, and one IPR that is pending a PTAB institution decision.
+Added: Currently, we have IPRs that have been instituted by the Patent Trial and Appeal Board ("PTAB") against claims on four of our asserted patents, including one IPR that is currently pending director review following an unfavorable PTAB decision.
In addition, in late 2024, we filed a petition with the U.S.
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Products and Licenses
−Removed: Since 2019, we have focused exclusively on our patent enforcement and licensing efforts.
+Added: Since 2019, we have focused predominantly on our patent enforcement and licensing efforts.
As of December 31, 2025, we had five licensees for our technologies.
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and foreign patents related to our RF technologies.
−Removed: In addition, we have over 60 patents that have expired over the past seven years that we believe continue to have significant economic value as a result of our ability to assert past damages in our patent enforcement actions.
+Added: In addition, we have over 70 patents that have expired over the past eight years that we believe continue to have significant economic value as a result of our ability to assert past damages in our patent enforcement actions.
We estimate the economic lives of our patents to be the shorter of fifteen years from issuance or twenty years from the earliest application date.
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As of December 31, 2025, we had seven full-time employees and one part-time employee.
−Removed: We also outsource certain specialty services, such as information technology and public relations, and utilize contract staff and third-party consultants from time to time to supplement our workforce.
+Added: We also outsource certain specialty services, such as information technology ("IT") and public relations, and utilize contract staff and third-party consultants from time to time to supplement our workforce.
Our employees are not represented by any collective bargaining agreements and we consider our employee relations to be satisfactory.
Following the COVID-19 pandemic, we reverted to fully remote worksites for all of our employees.
−Removed: Our management, with the oversight of our Board, monitors the hiring, retention, and management of our employees.
+Added: Our management, with the oversight of our Board of Directors ("Board"), monitors the hiring, retention, and management of our employees.
Available Information and Access to Reports
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Corporate Website
−Removed: We announce investor information, including news and commentary about our business, financial performance and related matters, SEC filings, notices of investor events, and our press and earnings releases, in the investor relations section of our website (http://ir.parkervision.com).
−Removed: Additionally, if applicable, we webcast our earnings calls and certain events we participate in or host with members of the investment community in the investor relations section of our website.
+Added: We announce investor information, including news and commentary about our business, financial performance and related matters, SEC filings, and our press and earnings releases, in the investor relations section of our website (http://parkervision.com/investors).
Investors and others can receive notifications of new information posted in the investor relations section in real time by signing up for email alerts and/or RSS feeds.
−Removed: Further corporate governance information, including our governance guidelines, Board committee charters, and code of conduct, is also available in the investor relations section of our website under the heading “Corporate Governance.” The content of our website is not incorporated by reference into this Annual Report or in any other report or document we file with the SEC, and any references to our website are intended to be inactive textual references only.
+Added: Further corporate governance information, including our governance guidelines, Board committee charters, and code of conduct, is also available in the investor relations section of our website under the heading “Leadership and Governance.” The content of our website is not incorporated by reference into this Annual Report or in any other report or document we file with the SEC, and any references to our website are intended to be inactive textual references only.
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.