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Liquid Filled Electric Motor

Abstract: A liquid filled electric motor comprising at least one gas filled pressure cushioning or absorbing non-porous flexible material member (10) located within the motor housing (3) remote from the rotor assembly (5) and spaced around the shaft (5a) of the rotor assembly and in contact with the liquid (4) in the motor housing (Fig 1). Also, a submersible pump comprising the liquid filled electric motor.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
31 March 2005
Publication Number
23/2007
Publication Type
INA
Invention Field
ELECTRICAL
Status
Email
Parent Application
Patent Number
Legal Status
Grant Date
2010-08-17
Renewal Date

Applicants

CROMPTON GREAVES LTD
CG HOUSE, DR ANNIE BESANT ROAD, PRABHADEVI, MUMBAI - 400 025,

Inventors

1. JOSHI ASHISH KASHINATH
CROMPTON GREAVES LTD., CORPORATE R & D AND QUALITY, INDUSTRIAL DESIGN CENTER, KANJUR MARG (E), MUMBAI - 400 042,
2. SHANMUGAM VENKATACHALAM RAVI
CROMPTON GREAVES LTD., CORPORATE R & D AND QUALITY, INDUSTRIAL DESIGN CENTER, KANJUR MARG (E), MUMBAI - 400 042, MAHARASHTRA, INDIA.

Specification

Documents

Application Documents

# Name Date
1 395-mum-2005-abstract(31-3-2005).pdf 2018-08-09
1 395-MUM-2005-CORRESPONDENCE(RENEWAL PAYMENT LETTER)-(04-03-2011).pdf 2011-03-04
2 395-mum-2005-abstract(granted)-(17-8-2010).pdf 2018-08-09
2 395-MUM-2005-CORRESPONDENCE(RENEWAL PAYMENT LETTER)-(28-12-2011).pdf 2011-12-28
3 395-MUM-2005_EXAMREPORT.pdf 2018-08-09
3 395-mum-2005-annexure to form 3(13-6-2006).pdf 2018-08-09
4 395-mum-2005-specification(amended)-(23-7-2010).pdf 2018-08-09
4 395-mum-2005-cancelled pages(23-7-2010).pdf 2018-08-09
5 395-MUM-2005-PUBLICATION REPORT(3-10-2008).pdf 2018-08-09
5 395-mum-2005-claims(31-3-2005).pdf 2018-08-09
6 395-MUM-2005-PCT-ISA-210(11-5-2009).pdf 2018-08-09
6 395-mum-2005-claims(granted)-(17-8-2010).pdf 2018-08-09
7 395-mum-2005-form 3(4-4-2005).pdf 2018-08-09
7 395-MUM-2005-CORRESPONDENCE(11-5-2009).pdf 2018-08-09
8 395-mum-2005-form 3(31-3-2005).pdf 2018-08-09
8 395-MUM-2005-CORRESPONDENCE(20-4-2009).pdf 2018-08-09
9 395-mum-2005-correspondence(23-4-2008).pdf 2018-08-09
9 395-mum-2005-form 26(31-3-2005).pdf 2018-08-09
10 395-MUM-2005-CORRESPONDENCE(23-7-2010).pdf 2018-08-09
10 395-mum-2005-form 2(title page)-(granted)-(17-8-2010).pdf 2018-08-09
11 395-MUM-2005-CORRESPONDENCE(3-10-2008).pdf 2018-08-09
11 395-mum-2005-form 2(title page)-(31-3-2005).pdf 2018-08-09
12 395-MUM-2005-CORRESPONDENCE(8-12-2009).pdf 2018-08-09
12 395-MUM-2005-FORM 2(TITLE PAGE)-(23-7-2010).pdf 2018-08-09
13 395-mum-2005-correspondence(ipo)-(17-8-2010).pdf 2018-08-09
13 395-mum-2005-form 2(granted)-(17-8-2010).pdf 2018-08-09
14 395-mum-2005-description(complete)-(31-3-2005).pdf 2018-08-09
14 395-mum-2005-form 2(31-3-2005).pdf 2018-08-09
15 395-mum-2005-description(granted)-(17-8-2010).pdf 2018-08-09
15 395-mum-2005-form 18(7-12-2007).pdf 2018-08-09
16 395-mum-2005-drawing(17-8-2010).pdf 2018-08-09
16 395-mum-2005-form 1(4-4-2005).pdf 2018-08-09
17 395-mum-2005-form 1(31-3-2005).pdf 2018-08-09
17 395-mum-2005-drawing(31-3-2005).pdf 2018-08-09
18 395-mum-2005-drawing(31-3-2005).pdf 2018-08-09
18 395-mum-2005-form 1(31-3-2005).pdf 2018-08-09
19 395-mum-2005-drawing(17-8-2010).pdf 2018-08-09
19 395-mum-2005-form 1(4-4-2005).pdf 2018-08-09
20 395-mum-2005-description(granted)-(17-8-2010).pdf 2018-08-09
20 395-mum-2005-form 18(7-12-2007).pdf 2018-08-09
21 395-mum-2005-description(complete)-(31-3-2005).pdf 2018-08-09
21 395-mum-2005-form 2(31-3-2005).pdf 2018-08-09
22 395-mum-2005-correspondence(ipo)-(17-8-2010).pdf 2018-08-09
22 395-mum-2005-form 2(granted)-(17-8-2010).pdf 2018-08-09
23 395-MUM-2005-CORRESPONDENCE(8-12-2009).pdf 2018-08-09
23 395-MUM-2005-FORM 2(TITLE PAGE)-(23-7-2010).pdf 2018-08-09
24 395-mum-2005-form 2(title page)-(31-3-2005).pdf 2018-08-09
24 395-MUM-2005-CORRESPONDENCE(3-10-2008).pdf 2018-08-09
25 395-MUM-2005-CORRESPONDENCE(23-7-2010).pdf 2018-08-09
25 395-mum-2005-form 2(title page)-(granted)-(17-8-2010).pdf 2018-08-09
26 395-mum-2005-correspondence(23-4-2008).pdf 2018-08-09
26 395-mum-2005-form 26(31-3-2005).pdf 2018-08-09
27 395-MUM-2005-CORRESPONDENCE(20-4-2009).pdf 2018-08-09
27 395-mum-2005-form 3(31-3-2005).pdf 2018-08-09
28 395-MUM-2005-CORRESPONDENCE(11-5-2009).pdf 2018-08-09
28 395-mum-2005-form 3(4-4-2005).pdf 2018-08-09
29 395-mum-2005-claims(granted)-(17-8-2010).pdf 2018-08-09
29 395-MUM-2005-PCT-ISA-210(11-5-2009).pdf 2018-08-09
30 395-mum-2005-claims(31-3-2005).pdf 2018-08-09
30 395-MUM-2005-PUBLICATION REPORT(3-10-2008).pdf 2018-08-09
31 395-mum-2005-specification(amended)-(23-7-2010).pdf 2018-08-09
31 395-mum-2005-cancelled pages(23-7-2010).pdf 2018-08-09
32 395-MUM-2005_EXAMREPORT.pdf 2018-08-09
32 395-mum-2005-annexure to form 3(13-6-2006).pdf 2018-08-09
33 395-MUM-2005-CORRESPONDENCE(RENEWAL PAYMENT LETTER)-(28-12-2011).pdf 2011-12-28
33 395-mum-2005-abstract(granted)-(17-8-2010).pdf 2018-08-09
34 395-MUM-2005-CORRESPONDENCE(RENEWAL PAYMENT LETTER)-(04-03-2011).pdf 2011-03-04
34 395-mum-2005-abstract(31-3-2005).pdf 2018-08-09

ERegister / Renewals

3rd: 28 Oct 2010

From 31/03/2007 - To 31/03/2008

4th: 28 Oct 2010

From 31/03/2008 - To 31/03/2009

5th: 28 Oct 2010

From 31/03/2009 - To 31/03/2010

6th: 28 Oct 2010

From 31/03/2010 - To 31/03/2011

7th: 04 Mar 2011

From 31/03/2011 - To 31/03/2012

8th: 28 Dec 2011

From 31/03/2012 - To 31/03/2013