Patent Terms Glossary

Assignment

Definition:
A transfer of ownership of a patent application or patent from one entity to another. Record all assignments with the USPTO Assignment Services Division to maintain clear title to pending patents.

Reissue Application

Definition:
An application for a patent to take the place of an unexpired patent that is defective in one or more particulars.

C2

Definition:
Phase II (IDdb). Small-scale testing in the target population, to assess therapeutic effects and to establish dose levels for phase III trials.

Common Inventor

Definition:
An inventor whose name is listed on multiple patent applications or granted patents, making the inventions at least partially the work of the same person.

Canceled

Definition:
Trademark registration is no longer viable. It may be due to the registrant's failure to file the required continued use affidavit under Section 8 of the Trademark Act.

OG

Definition:
Official Gazette - weekly publication of the USPTO that includes regular and special notices of the Office.

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