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 7591274 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 22, 2009

Filed:

Sep. 25, 2006
Applicants:

Chung-kuang Lin, Taipei Hsien, TW;

Jung-jen Chang, Taipei Hsien, TW;

Inventors:

Chung-Kuang Lin, Taipei Hsien, TW;

Jung-Jen Chang, Taipei Hsien, TW;

Assignee:

Fu Tai Umbrealla Works, Ltd., Taipei Hsien, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A45B 23/00 (2006.01); A45B 25/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

An umbrella comprises: a central shaft having an upper hub formed on a top portion of the central shaft; an one-piece frame having a plurality of rib assemblies integrally formed with an upper ferrule and a lower ferrule, with the upper ferrule secured to the upper hub and with the lower ferrule formed with a lower runner slidably held on the central shaft; and an umbrella cloth or cover secured on the frame; thereby forming an umbrella which can be easily constructed for use; and can also be easily detached, when damaged, for reclaiming the parts or elements in construction of the umbrella for environmental protection purpose.


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Lin, Chung-Kuang. (2009). Economically constructed and environmentally protective umbrella formed with one-piece frame (U.S. Patent No. 7591274). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7591274

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