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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.:

US 5073216 B1

PDFFull Text
Date of Patent:
Dec. 17, 1991

Filed:

Apr. 07, 1989

Method of ultrasonically cutting fibrous materials and device therefrom

Applicant:
Inventors:

Neal A Siegel, Deerfield, IL (US);

Edward S Tripp, Park City, IL (US);

Diane L Aunet, Waukegan, IL (US);

Gradimir G Georgevich, Mundelein, IL (US);

Assignee:

Abbott Laboratories, Abbott Park, IL (US);

Attorneys:

Ungemach; Frank S.

Porembski; Priscilla E.

Brainard; Thomas D.

Primary Examiner:

David A Simmons

Assistant Examiner:

J Sells

Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
156 733 ; 156 731 ; 1565801 ; 4251742 ; 162-9 ; 162204 ; 162207 ; 162182 ;
Abstract

A method for cutting fibrous materials using ultrasonic energy involves chemically modifying a fibrous material prior to the application of ultrasonic energy. Preferred fibrous materials include cellulose materials and its derivatives, such as, paper. Chemical modification includes oxidation or hydrolysis. Also disclosed is a test device made according to the method. The invention allows for the fusing of plastic and the simultaneous cutting of a chemically modified fibrous material along the line of fusion.

Find Patent Forward Citations

Siegel, Neal. (1991). Method of ultrasonically cutting fibrous materials and device therefrom (U.S. Patent No. 5073216). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5073216

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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