Patent Terms Glossary

Joint Inventor

Definition:
An inventor who is named with at least one other inventor in a patent application, wherein each inventor contributes to the conception of the invention set forth in at least one claim in a patent application.

Express Abandonment

Definition:
A patent application may be expressly abandoned by filing a written declaration of abandonment identifying the application in the United States Patent and Trademark Office. .

Change Of Name

Definition:
Sometimes, owners of trademark applications and registrations change their names, even though the actual ownership of the application or registration has not been transferred.

Allegation Of Use

Definition:
A sworn statement signed by the applicant or a person authorized to sign on behalf of the applicant attesting to use of the mark in commerce.

Assignor

Definition:
The owner of record of a patent application, patent, trademark application or trademark registration who is transferring ownership to another entity (assignee)

Control No.

Definition:
Unique number assigned to a patent reexamination request when it is filed, having a 2-digit series code for ex parte reexamination requests and a 6-digit control number.

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