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 8222329 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 17, 2012

Filed:

Feb. 05, 2010
Applicants:

Beom Jun Joo, Seoul, KR;

Sang Hyen Hong, Seoul, KR;

Min Soo Lee, Seoul, KR;

Byun Kun Lee, Gunpo-si, KR;

Inventors:

Beom Jun Joo, Seoul, KR;

Sang Hyen Hong, Seoul, KR;

Min Soo Lee, Seoul, KR;

Byun Kun Lee, Gunpo-si, KR;

Assignee:

Cheil Industries Inc., Gumi-si, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07F 9/547 (2006.01); C07F 9/576 (2006.01); C07F 9/02 (2006.01); C07F 9/6571 (2006.01); C08K 5/49 (2006.01); C08K 5/51 (2006.01);
U.S. Cl.
CPC ...
Abstract

Disclosed herein is a symmetric cyclic phosphonate compound represented by the following Formula 1, a method of preparing the same and a flame retardant styrenic resin composition including the same:


Find Patent Forward Citations

Joo, Beom. (2012). Symmetric cyclic phosphonate compound, method of preparing the same and flame retardant styrenic resin composition including the same (U.S. Patent No. 8222329). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8222329

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