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:
Oct. 08, 2002
Filed:
Jan. 18, 2001
Applicant:
Inventor:
Steven M. Wood, Tulsa, OK (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01C 1/107 ;
U.S. Cl.
CPC ...
F01C 1/107 ;
Abstract
A progressive cavity helical device which includes a stator with an internal helical cavity. A helical rotor operates within the internal helical cavity of the stator. The rotor has a mandrel of metal, plastic or composite material and an outer covering of elastomeric or resilient material.
Wood, Steven. (2002). Progressive cavity helical device (U.S. Patent No. 6461128). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6461128
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile