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:
Mar. 26, 2019
Filed:
Jan. 15, 2014
Applicants:
Ppi Pyungwha Co., Ltd., Hwaseong-si, KR;
Ppi America, Inc., Chicago, IL (US);
Inventor:
Jong-Tae Lee, Seoul, KR;
Assignees:
PPI PYUNGWHA CO., LTD., Hwaseong-si, KR;
PPI AMERICA, INC., Chicago, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16L 9/14 (2006.01); B32B 27/06 (2006.01); B32B 27/18 (2006.01); B32B 27/30 (2006.01); B32B 1/08 (2006.01); F16L 9/12 (2006.01); F16L 59/14 (2006.01);
U.S. Cl.
CPC ...
F16L 9/14 (2013.01); B32B 1/08 (2013.01); B32B 27/065 (2013.01); B32B 27/18 (2013.01); B32B 27/304 (2013.01); B32B 2307/3065 (2013.01); B32B 2419/00 (2013.01); B32B 2597/00 (2013.01); F16L 9/12 (2013.01); F16L 59/145 (2013.01);
Abstract
The present invention relates to a pipe having resistance to both flame and cold, where the pipe has good flame resistance to prevent flame or smoke from spreading through the pipe penetrating into the floor or wall in the case of a fire and also has good smoke resistance to prevent deterioration in the physical properties of the pipe even in the cold weather.