Invalidation Search

Invalidation/invalidity search provides prior art references to void the patents claiming infringement against certain products.

How to perform invalidity search?

1. Analysing the patent citations, prepare list of citations and their siblings.

2. Identify relevant keywords from the patent claims

3. Prepare list of relevant classifications

4. Search on public databases such as USPTO, google patent, epo.

5. Formulate search strings for paid databases such as Questel Orbit, Total patent, etc.

How much invalidation search cost?

Invalidation search can be outsourced to patent search firms, the searches are done by experienced IP professionals. Invalidation search varies from USD 1099 to USD 6,000 depending upon the amount of hours being spent on the search. Reach out to us in case you want to outsource your search work,