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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 5855784 B1

PDFFull Text
Date of Patent:
Jan. 05, 1999

Filed:

Jun. 20, 1997

High density nonwoven filter media

Applicant:
Inventors:

Richard Daniel Pike, Norcross, GA (US);

Kurtis Lee Brown, Appleton, WI (US);

Peter Wyndham Shipp, Jr, Woodstock, GA (US);

Assignee:

Kimberly-Clark Worldwide, Inc., Neenah, WI (US);

Attorneys:

Lee; Michael U.

Tulley, Jr.; Douglas H.

Primary Examiner:

David A Reifsnyder

Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210505 ; 210503 ; 210508 ; 2105101 ; 428373 ; 428374 ; 442224 ; 442361 ; 442362 ; 442364 ; 442401 ;
Abstract

The invention provides a sheet filter medium having autogenously bonded uncrimped conjugate fibers which contain a polyolefin and another thermoplastic polymer that have different melting points. The filter medium has a density between about 0.07 g/cm.sup.3 and about 0.2 g/cm.sup.3. The invention additionally provides a three-dimensionally thermoformed filter medium that has a density between about 0.07 g/cm.sup.3 and about 0.5 g/cm.sup.3.

Find Patent Forward Citations

Pike, Richard. (1999). High density nonwoven filter media (U.S. Patent No. 5855784). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5855784

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

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