Invalidity Search Websites
PGN Wissen Associates, Patent search agents
PGN Wissen associates is a international firm that has been established to provide full cycle of IP solutions at all stages of IP search, documenting, registering and maintaining the rights, qualitatively and cost-effectively covering all engineering and technological domains
Not Applicable
$
8.95
Prior Art Search and Analysis by U.S. Patent Attorney | Patent Search
Founded by a U.S. Patent Attorney in 1997, PriorArtSearch.com offers a broad range of patent search services, including validity, product clearance, patentability and other searches. We can also provide a variety of legal services.
4,019,274
$
240.00
GILMAN RESEARCH SERVICES, LLC - Expert Patent Search | We Find Prior A
Prior art search experts help you determine patentability. Our validity and invalidity research locates the critical prior art you need to succeed.
Not Applicable
$
8.95
Innovaegis IP
Innovaegis IP is a global intellectual property solutions provider, who empowers the innovators with a variety of customized patent services that assists them to make complex business decisions around their innovations. Our industry-leading IP research services guides the businesses to proactively manage the IP risks,
Not Applicable
$
8.95
