2026
2025
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- 11/24-11/30
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2024
- 12/30-01/05
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- 08/12-08/18
- 08/05-08/11
- 07/29-08/04
- 07/22-07/28
- 07/15-07/21
- 07/08-07/14
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- 06/24-06/30
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- 06/10-06/16
- 06/03-06/09
- 05/27-06/02
- 05/20-05/26
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- 05/06-05/12
- 04/29-05/05
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- 04/15-04/21
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- 02/05-02/11
- 01/29-02/04
- 01/22-01/28
- 01/15-01/21
- 01/08-01/14
- 01/01-01/07
2023
- 12/25-12/31
- 12/18-12/24

Weekly Patent Market Pulse: USPTO Assignments from Dec 8, 2025 to Dec 14, 2025

From December 8 to 14, 2025, the U.S. patent market featured notable transactions:

1. PIXELWORKS INC to BITHARMONY LLC (Dec 8): Secure key access with one-time programmable memory and applications.
2. QUICK CONNECTORS INC to INNOVEX DOWNHOLE SOLUTIONS INC (Dec 9): Advanced cable splicing and penetration techniques for wellhead applications.
3. ASHVATTHA THERAPEUTICS INC to PROGRAMMABLE MEDICINE LLC (Dec 9): Advanced dendrimer conjugates for medical applications.
4. WP&E TECHNOLOGIES & SOLUTIONS LLC to CW&E TECHNOLOGIES HOLDING LLC (Dec 9): Advanced water treatment systems for contaminant removal.
5. ACE BAYOU CORP to VALMAS HOLDINGS LTD (Dec 8): Smart gaming chair with enhanced visibility lighting.

These transactions involve significant companies like PIXELWORKS INC and ASHVATTHA THERAPEUTICS INC, highlighting strategic patent acquisitions in various tech sectors, including medical applications and smart technology.

Please note that the following records include assignments involving more than 5 patents. To access detailed records linking patents and companies, you may be directed to Patentcloud pages where signing in or signing up is required.

Reel No.	Recorded Date	Execution Date	Assignor	Assignee	# of Patents
73147-288	20251208	20251023	PIXELWORKS INC	BITHARMONY LLC	34
Summary of Patents: Secure Key Access With One-Time Programmable Memory And Applications This document discusses a system for secure key access using one-time programmable memory. It includes a key store arbitration module that grants access to keys, ensuring secure handling of sensitive information. The system conceals plain text within scrambled blocks using a two-step cipher process. Additionally, it covers a processing system with electronic program guide authoring, multimedia client/server systems with copy protection recovery and remote control signaling, secure provisioning of integrated circuits, video processing with photo generation, multiple path audio-video synchronization, audio-based chapter detection in multimedia streams, and secure processor initialization for SoC.
73135-576	20251208	20251110	RAILSERVE INC	LIBRE HOLDINGS INC	5
Summary of Patents: Interactive Vehicle Safety System With Object Sensors The interactive vehicle safety system is designed to enhance road safety by utilizing advanced object sensors. These sensors detect obstacles and potential hazards, providing real-time alerts to drivers. The system aims to prevent accidents by improving situational awareness and enabling timely responses to changing road conditions. It integrates seamlessly with existing vehicle technologies, offering a comprehensive safety solution that adapts to various driving environments. This innovative approach to vehicle safety prioritizes both driver and pedestrian protection, ensuring a safer driving experience for all road users.
73146-966	20251208	20251110	ACE BAYOU CORP	VALMAS HOLDINGS LTD	9
Summary of Patents: Smart Gaming Chair With Enhanced Visibility Lighting The smart gaming chair is designed to enhance the gaming experience by incorporating advanced communication systems and visibility lighting. It features integrated speakers and body presence sensors to provide immersive audio and responsive interaction. The chair's lighting system improves visibility and adds an aesthetic appeal, making it suitable for gaming setups. Additionally, the chair is part of a comprehensive gaming furniture system, which includes a lighted gaming desk, offering a cohesive and visually appealing environment for gamers.
73147-729	20251208	20251208	FIRESIDE CHAT INC	DIGITAL INDEPENDENTS LLC	5
Summary of Patents: System And Method For Interactive Web3 Streaming Networks This system and method focus on building interactive Web3 streaming networks as a service, enabling collaborative digital content generation, publication, distribution, and discovery. It facilitates communication sessions and collaborative content creation, enhancing user engagement and interaction within the Web3 ecosystem.
73161-151	20251209	20220124	QUICK CONNECTORS INC	INNOVEX DOWNHOLE SOLUTIONS INC	16
Summary of Patents: Advanced Cable Splicing And Penetration Techniques For Wellhead Applications The document outlines various methods and systems for enhancing cable splicing and penetration in wellhead applications. It includes techniques for decompression-resistant cable splices, high-pressure and high-temperature standoffs, double seals for packer penetrators, and reusable wellhead penetrators. Additionally, it covers electrical connectors for insulated wires, splicing systems for submersible pump cables, and heater cable connectors. The focus is on improving installation methods, ensuring durability, and maintaining electrical integrity in challenging underground environments. These innovations aim to optimize the performance and reliability of electrical systems in oil and gas wells.
73157-6	20251209	20240804	ARCHERDX LLC	INVITAE CORP	5
Summary of Patents: Methods Of Nucleic Acid Sample Preparation For Cell-Free Dna Analysis This document discusses various methods for preparing nucleic acid samples, specifically focusing on cell-free DNA. It covers techniques used to isolate and analyze nucleic acids, highlighting the importance of accurate sample preparation for reliable sequence analysis. The methods aim to improve the detection and study of free DNA in cells, which is crucial for understanding genetic information and disease diagnostics. The document provides insights into the challenges and solutions in nucleic acid sample preparation, emphasizing the need for precision and efficiency in the process.
73156-254	20251209	20251020	PROMETHEUS SURGICAL LTD	DE SOUTTER MEDICAL LTD	5
Summary of Patents: Advanced Surgical Guide Production And Impression Apparatus Techniques The text discusses various elements and methods involved in the creation and use of surgical guides. It highlights the importance of impression elements, mouldable material carriers, and sterile environments in producing effective surgical guides. Additionally, it covers the apparatus and methods used in surgical guide production, emphasizing the integration of surgical plan data and cutting attachments to enhance precision and efficiency during surgical procedures.
73157-501	20251209	20250715	ASHVATTHA THERAPEUTICS INC	PROGRAMMABLE MEDICINE LLC	27
Summary of Patents: Advanced Dendrimer Conjugates For Medical Applications The text discusses various dendrimer conjugates and their applications in medical imaging and therapy. It highlights the use of radiolabeled ether dendrimer conjugates for PET imaging and radiotherapy, as well as dendrimer compositions for drug delivery to injured kidneys and eyes. Additionally, it covers dendrimer methods for treating severe inflammation and nonalcoholic fatty liver disease. The focus is on the development and use of dendrimer-based compositions for targeted drug delivery and improved imaging techniques, showcasing their potential in enhancing therapeutic outcomes and diagnostic accuracy in various medical conditions.
73158-359	20251209	20251204	WP&E TECHNOLOGIES & SOLUTIONS LLC	CW&E TECHNOLOGIES HOLDING LLC	16
Summary of Patents: Advanced Water Treatment Systems For Contaminant Removal The document describes various systems and methods for treating contaminated water streams. It includes techniques for removing per- and polyfluorinated alkyl substances using chemical-aided filtration, separating water-soluble organics, and treating water to produce hydrogen. Additionally, it outlines a quick response system for eliminating volatile compounds from water. These methods aim to improve water quality by effectively removing harmful substances and utilizing innovative technologies for water treatment.