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:
Apr. 28, 2020
Filed:
Feb. 02, 2017
Applicant:
Honeywell International Inc., Morris Plains, NJ (US);
Inventors:
Bogdan-Catalin Serban, Bucharest, RO;
Mihai Brezeanu, Bucharest, RO;
Octavian Buiu, Bucharest, RO;
Cornel P. Cobianu, Bucharest, RO;
Assignee:
HONEYWELL INTERNATIONAL INC., Morris Plains, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 27/22 (2006.01);
U.S. Cl.
CPC ...
G01N 27/225 (2013.01); G01N 27/226 (2013.01);
Abstract
A relative humidity sensor is disclosed. The relative humidity sensor includes a first electrode and a second electrode disposed above a dielectric substrate. A humidity sensitive layer is disposed above at least one of the first electrode and the second electrode, where the humidity sensitive layer comprises a curable composition comprising cellulose acetate butyrate and a hydrophobic filler. In some embodiments, a dust protection layer is disposed above the humidity sensitive layer.