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. 23, 1990
Filed:
Aug. 20, 1986
Applicant:
Inventors:
Toivo Niskanen, Hamina, FI;
Voitto Reponen, Karhula, FI;
Assignee:
A. Ahlstrom Corporation, Karhula, FI;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16L / ;
U.S. Cl.
CPC ...
162100 ; 162 57 ; 162380 ; 137597 ; 137883 ; 366150 ; 366154 ; 366155 ; 366156 ;
Niskanen, Toivo. (1990). Method and apparatus for dividing and uniting the flows of (U.S. Patent No. 4964950). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4964950
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile