The catalog
Patent invalidity dossiers.
1,748 patents in the database, sorted by number of on-file litigation cases. Of these, 1,368 have at least one tracked case across 2,973 litigations.
Demand letter analyzer
You got a patent demand letter. Now what?
Paste the letter — we extract the asserted patents, identify the asserter, characterize their litigation history, flag validity vulnerabilities, and draft a sample response letter your attorney can review. Free, private, ~2-3 minutes.
Analyze a patent
Drop a US patent number — we’ll verify it on Google Patents and generate the full invalidity dossier.
By industry
- US125028700 cases8/8 sections
US12502870: Electrochromic Films with Edge Protection – A Technical Overview Title: Electrochromic films with edge protection Assignee: Lannray Optoelectronics Zhenjiang Co Ltd Inventors: Zhao Chen, Jian Wang, Yan Zhou Filing Date: March…
View full analysis →added 6/2/2026 - US125397950 cases8/8 sections
US Patent 12539795, titled "Personal transportation vehicle with pivoting seat and cargo bay," was issued to Club Car LLC. The patent lists Gregory Harris McGraw, William David Reeves, JR., and Joseph Mark Butler as the inventors. The…
View full analysis →added 7/1/2026 - US125439220 cases8/8 sections
Analysis of U.S. Patent 12,543,922 Report Date: April 26, 2026 This report provides a concise summary of U.S. Patent 12,543,922, titled "Dishwasher with a dish rack." The information is based on the full patent text available from the…
View full analysis →added 4/30/2026 - US125760800 cases8/8 sections
Here is a concise summary of US patent 12576080, based on the provided authoritative text and current searches: Title: Use of varenicline for treating ocular conditions Assignee: Oyster Point Pharma Inc Inventors: Douglas Michael…
View full analysis →added 6/9/2026 - US51153260 cases8/8 sections
In a detailed analysis of United States Patent 5,115,326, the following information has been compiled based on USPTO records and a review of the patent documentation. Title: Method of encoding an e-mail address in a fax message and routing…
View full analysis →added 4/28/2026 - US53596470 cases8/8 sections
Here is a concise summary of US patent 5359647: US Patent 5359647: Headset in-use indicator Title: Headset in-use indicator Assignee: Plantronics Inc. Inventors: Paul L. Regen, Anna Marie G. Puentes, Richard Hensolt Filing Date: 1993-05-28…
View full analysis →added 5/10/2026 - US56023770 cases8/8 sections
Analysis of U.S. Patent 5,602,377 As of April 28, 2026, this report provides a concise summary of United States Patent 5,602,377. A search of the United States Patent and Trademark Office (USPTO) database confirms the following details…
View full analysis →added 4/27/2026 - US57040120 cases8/8 sections
US Patent 5704012, titled "Adaptive resource allocation using neural networks," was issued to International Business Machines Corp on December 30, 1997, based on a filing date of May 31, 1995. The sole inventor listed is Joseph Phillip…
View full analysis →added 6/2/2026 - US57086780 cases8/8 sections
A concise summary of US Patent 5708678 is as follows: Title: Method to equalize the temperature in a heating furnace with a controlled-oxidization ambient and heating furnace carrying out the method Assignee: Danieli and C Officine…
View full analysis →added 5/10/2026 - US57683840 cases8/8 sections
Summary of US Patent 5,768,384 Based on the provided patent text and public records, here is a concise summary of US patent 5,768,384. Title: System for identifying authenticating and tracking manufactured articles Assignee: Pitney Bowes…
View full analysis →added 4/27/2026 - US58528100 cases8/8 sections
Here's a concise summary of US Patent 5852810: US Patent 5852810: Geographic specific information search system and method Title: Geographic specific information search system and method Assignee: STUDENT HOUSING NETWORK Inc FORMERLY KNOWN…
View full analysis →added 5/16/2026 - US59052480 cases8/8 sections
An analysis of United States Patent 5,905,248 reveals the following details: Title: System and method for carrying out information-related transactions using web documents embodying transaction enabling applets automatically launched and…
View full analysis →added 4/27/2026 - US59480400 cases8/8 sections
Here's a concise summary of US Patent 5948040: Title: Travel reservation information and planning system Assignee: DeLorme Publishing Co Inc Inventors: David M. DeLorme, Keith A. Gray, T. Angus Ferguson Filing Date: 1997-02-06 Issue Date…
View full analysis →added 5/16/2026 - US60767330 cases8/8 sections
Patent Summary: U.S. Patent No. 6,076,733 Date of Analysis: April 26, 2026 A review of the U.S. Patent and Trademark Office (USPTO) database and the 2026 dockets of the U.S. Court of Appeals for the Federal Circuit (CAFC) has been…
View full analysis →added 4/28/2026 - US60981060 cases8/8 sections
A concise summary of US Patent 6,098,106 is as follows: Title: Method for controlling a computer with an audio signal Assignee: Based on the provided patent text, the original assignee is Digital Convergence com Inc. Inventors: Jeffry…
View full analysis →added 4/27/2026 - US61083290 cases8/8 sections
Summary of U.S. Patent 6,108,329 A review of U.S. Patent 6,108,329 reveals the following details regarding the invention and its legal status. Title: Telephone apparatus used for computer network telephone system Assignee: The patent was…
View full analysis →added 5/10/2026 - US61990480 cases8/8 sections
A comprehensive analysis of U.S. Patent 6,199,048 reveals a foundational system for linking physical products to the digital world, a concept that has become ubiquitous in today's interconnected economy. As of April 28, 2026, a search for…
View full analysis →added 4/27/2026 - US63178380 cases8/8 sections
Here's a concise summary of US patent 6317838, "Method and architecture to provide a secured remote access to private resources": Title: Method and architecture to provide a secured remote access to private resources Assignee: EVIDAN…
View full analysis →added 5/29/2026 - US64304080 cases8/8 sections
Analysis of U.S. Patent 6430408: A System for Market-Based Allocation of Wireless Network Resources Washington D.C. - A detailed analysis of United States Patent 6430408, titled "Allocating antenna-provided communications services,"…
View full analysis →added 4/30/2026 - US65293160 cases8/8 sections
Analysis of U.S. Patent 6,529,316 Date of Analysis: April 26, 2026 This report provides a concise summary of United States Patent 6,529,316, including its key bibliographic details and a plain-language overview of its independent claims. A…
View full analysis →added 5/5/2026