The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 07, 1992
Filed:
Sep. 18, 1990
Applicant:
Inventor:
Barry L Farris, Pollock Pines, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M / ;
U.S. Cl.
CPC ...
604212 ; 222 94 ;
Abstract
A hollow, molded, disposable, plastic syringe is provided with an air trap chamber in fluid communication with a collapsible container portion. With the air trap chamber extending upwardly from the container portion, air is trapped in the chamber when the container is collapsed to eject liquid out of the container.
Farris, Barry. (1992). Plungerless syringe (U.S. Patent No. 5102398). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5102398
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile