Patent Office Search

Search and read the full text of patents from around the world with google patents and find prior art in our index of non patent literature.

Patent office search. Private trademark search firms will conduct searches for a fee. Search for published patent applications and registered patents using the intellectual property office s. Try the beta replacement for efs web private pair and public pair.

Check patent application status with public pair and private pair. Search firms are often listed in the yellow page section of telephone directories under the heading trademark search services or patent and trademark search services patent and trademark resource center ptrc. When searching for specific numbers in the patent number field utility patent numbers are entered as one to eight numbers in length excluding commas which are optional as are leading zeroes.

Patent and trademark office. Patent trial appeal board. The german patent and trade mark office offers different tools and options for searching its databases.

You can also file a search request pursuant to section 43 of the patent act patentgesetz in relation to your patent application the dpma will then assess protectability of your. Patent information and document service ipsum. Try the beta replacement for efs web private pair and public pair.

Resolve disputes regarding patents with ptab. Patent and trademark office. Quick access to patent information databases and other helpful resources.

Our customer care and services will be glad to give advice at the dpma locations in munich jena and berlin. Executive department sub. Patents from 1790 through 1975 are searchable only by issue date patent number and current us classification.