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:
May. 10, 2022
Filed:
Jan. 16, 2020
Applicant:
John P Callahan, Worcester, MA (US);
Inventor:
John P Callahan, Worcester, MA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 13/18 (2010.01); F01N 13/08 (2010.01);
U.S. Cl.
CPC ...
F01N 13/1805 (2013.01); F01N 13/082 (2013.01); F01N 13/1844 (2013.01);
Abstract
A portable, easily mountable, temporary exhaust removal system adapted to re-direct exhaust emissions away from an internal combustion engine having an exhaust conduit that exhausts combustion gas from the engine.