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:
Mar. 02, 1982
Filed:
Feb. 19, 1980
Applicant:
Inventor:
Henry W Blackwell, Venus, TX (US);
Assignee:
Dresser Industries, Inc., Dallas, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B29F / ; F16J / ; F16J / ;
U.S. Cl.
CPC ...
92241 ; 29460 ; 166202 ; 4175 / ; 264274 ; 264275 ;
Abstract
A well swab cup has an annular bushing for supporting a plurality of longitudinally extending wire reinforcing members within an elastomeric cup-like body. The reinforcing members are supported by a base cup around the lower portion of the bushing and extending upward within the body. An internal elongated hollow reinforcing member extends upward from the base cup within the pattern of the wire reinforcing members and within the elastomeric, cup-like body.
Blackwell, Henry. (1982). Swab cup having an internal reinforcing member (U.S. Patent No. 4317407). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4317407
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile