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An integrated system for single step moulding and trimming of articles of natural material such as sal plates and the like comprising a base support structure (O) a bottom die plate (J) secured with respect to said base support structure and adapted to hold a selective lower die (I-t) depending on shape and size of the product; a top die plate (H) adapted for up and down reciprocating motion and holding a matching upper die (I-b) guide means (C&G) adapted to maintain proper alignment of said reciprocating top die plate with respect to said bottom die plate; said top die plate also provided with means to hold a cutter blade(CB) such that during downward motion of said top die plate, trimming of the article is effected by the cutter blade besides moulding of the article by said top and bottom die set ; means for uniform heating (N) of said bottom die plate for said moulding by providing heat exchanger (K).

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
11 September 2002
Publication Number
Publication Type
Invention Field
Status
Email
Parent Application
Patent Number
Legal Status
Grant Date
2005-11-03
Renewal Date

Applicants

INDIAN INSTITUTE OF TECHNOLOGY
KHARAGPUR
PREMIER MAGNETOS
HIJLI CO-OPERATIVE, KHARAGPUR

Inventors

1. CHATTOPADHYAY PROF R.N.
KHARAGPUR, PIN-721 302
2. MAHAPATRA DR. S. C.
KHARAGPUR, PIN-721 302
3. BHATTACHARYA MANOJ KR.
KHARAGPUR, PIN-721 302

Specification

Documents

Application Documents

# Name Date
1 533-cal-2002-granted-specification.pdf 2011-10-06
2 533-cal-2002-granted-reply to examination report.pdf 2011-10-06
3 533-cal-2002-granted-pa.pdf 2011-10-06
4 533-cal-2002-granted-letter patent.pdf 2011-10-06
5 533-cal-2002-granted-form 3.pdf 2011-10-06
6 533-cal-2002-granted-form 2.pdf 2011-10-06
7 533-cal-2002-granted-form 18.pdf 2011-10-06
8 533-cal-2002-granted-form 1.pdf 2011-10-06
9 533-cal-2002-granted-examination report.pdf 2011-10-06
10 533-cal-2002-granted-drawings.pdf 2011-10-06
11 533-cal-2002-granted-description (complete).pdf 2011-10-06
12 533-cal-2002-granted-correspondence.pdf 2011-10-06
13 533-cal-2002-granted-claims.pdf 2011-10-06
14 533-cal-2002-granted-abstract.pdf 2011-10-06
15 00533-cal-2002 pa.pdf 2011-10-06
16 00533-cal-2002 others.pdf 2011-10-06
17 00533-cal-2002 form-2.pdf 2011-10-06
18 00533-cal-2002 form-18.pdf 2011-10-06
19 00533-cal-2002 form-1.pdf 2011-10-06
20 00533-cal-2002 drawings.pdf 2011-10-06
21 00533-cal-2002 description(complete).pdf 2011-10-06
22 00533-cal-2002 correspondence.pdf 2011-10-06
23 00533-cal-2002 claims.pdf 2011-10-06
24 00533-cal-2002 abstract.pdf 2011-10-06
25 533-CAL-2002-FORM-27.pdf 2013-06-28
26 532-CAL-2000-FORM-27.pdf 2013-06-28
27 533-CAL-2002-(24-03-2015)-FORM-27.pdf 2015-03-24

ERegister / Renewals

3rd: 27 Nov 2005

From 11/09/2004 - To 11/09/2007

4th: 27 Nov 2005

From 11/09/2005 - To 11/09/2008

5th: 31 Aug 2006

From 11/09/2006 - To 11/09/2007

6th: 05 Sep 2007

From 11/09/2007 - To 11/09/2008

7th: 02 Sep 2008

From 11/09/2008 - To 11/09/2009

8th: 01 Sep 2009

From 11/09/2009 - To 11/09/2010

9th: 10 Sep 2010

From 11/09/2010 - To 11/09/2011

10th: 08 Sep 2011

From 11/09/2011 - To 11/09/2012

11th: 11 Sep 2012

From 11/09/2012 - To 11/09/2013

12th: 10 Sep 2013

From 11/09/2013 - To 11/09/2014

13th: 11 Sep 2014

From 11/09/2014 - To 11/09/2015