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A sensor system for detecting the presence of deoxidizing gases, in particular, to a metal-oxide semiconductor based sensor adapted to undergo change in conductivity in presence of deoxidizing gases such as dimethylamine and trimethylamine vapours evolving out of the decaying fish. The said system can be used to monitor presence of deoxidizing gases and thereby monitor the quality of fish in a rapid and non-destructive way. The sensor system is adapted for operative connection to any suitable output device to generate indicator signals on detection of the said gases emanating from degenerating fish. The system is compact, portable, user-friendly and capable of detecting deoxidizing gases emanating from degenerating fishes from remote locations.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
23 July 2002
Publication Number
Publication Type
Invention Field
Status
Email
Parent Application
Patent Number
Legal Status
Grant Date
2005-07-29
Renewal Date

Applicants

INDIAN INSTITUTE OF TECHNOLOGY
KHARAGPUR

Inventors

1. BASU DR.S.
MATERIALS SCIENCE CENTRE, INDIAN INSTITUTE OF TECHNOLOGY, KHARAGPUR, PIN-721 302
2. ROY S.
MATERIALS SCIENCE CENTRE, INDIAN INSTITUTE OF TECHNOLOGY, KHARAGPUR, PIN-721 302

Specification

Documents

Application Documents

# Name Date
1 436-cal-2002-granted-specification.pdf 2011-10-06
2 436-cal-2002-granted-reply to examination report.pdf 2011-10-06
3 436-cal-2002-granted-pa.pdf 2011-10-06
4 436-cal-2002-granted-letter patent.pdf 2011-10-06
5 436-cal-2002-granted-form 2.pdf 2011-10-06
6 436-cal-2002-granted-form 19.pdf 2011-10-06
7 436-cal-2002-granted-form 1.pdf 2011-10-06
8 436-cal-2002-granted-drawings.pdf 2011-10-06
9 436-cal-2002-granted-description (complete).pdf 2011-10-06
10 436-cal-2002-granted-correspondence.pdf 2011-10-06
11 436-cal-2002-granted-claims.pdf 2011-10-06
12 436-cal-2002-granted-acceptance publication.pdf 2011-10-06
13 436-cal-2002-granted-abstract.pdf 2011-10-06
14 00436-cal-2002 pa.pdf 2011-10-06
15 00436-cal-2002 form-2.pdf 2011-10-06
16 00436-cal-2002 form-18.pdf 2011-10-06
17 00436-cal-2002 form-1.pdf 2011-10-06
18 00436-cal-2002 drawings.pdf 2011-10-06
19 00436-cal-2002 description(complete).pdf 2011-10-06
20 00436-cal-2002 correspondence.pdf 2011-10-06
21 00436-cal-2002 claims.pdf 2011-10-06
22 00436-cal-2002 abstract.pdf 2011-10-06

ERegister / Renewals

3rd: 26 Sep 2005

From 23/07/2004 - To 23/07/2007

4th: 26 Sep 2005

From 23/07/2005 - To 23/07/2008

5th: 03 Jul 2006

From 23/07/2006 - To 23/07/2009

6th: 29 Jun 2007

From 23/07/2007 - To 23/07/2008

7th: 01 Jul 2008

From 23/07/2008 - To 23/07/2009

8th: 01 Jul 2009

From 23/07/2009 - To 23/07/2010

9th: 15 Jul 2010

From 23/07/2010 - To 23/07/2011