Method for operating a hydraulic disc coupling in an AWD vehicle and a coupling therefore
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Dec 5, 2017
Issued Date -
Jan 14, 2016
app pub date -
Jan 8, 2014
filing date -
Feb 26, 2013
priority date (Note) -
Published
status (Latency Note)
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Abstract
A disconnected, hydraulic disc coupling (4) in an AWD vehicle with a hydraulic cylinder (14) for its actuation is to be quickly connected or engaged. The effective piston area in the cylinder (14) is for that reason reduced during the connection phase.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
BORGWARNER TORQTRANSFER SYSTEMS AB | 261 24 LANDSKRONA |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Lundstrom, Bo | Glumslov, SE | 15 | 96 |
# of filed Patents : 15 Total Citations : 96 | |||
Nilsson, Johan | Huskvarna, SE | 162 | 3373 |
# of filed Patents : 162 Total Citations : 3373 | |||
Persson, Magnus | Viken, SE | 87 | 1481 |
# of filed Patents : 87 Total Citations : 1481 | |||
Severinsson, Lars | Hishult, SE | 50 | 332 |
# of filed Patents : 50 Total Citations : 332 |
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- B60W Class
- 0 % this patent is cited more than
- 8 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jun 5, 2025 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jun 5, 2029 |
Fee | Large entity fee | small entity fee | micro entity fee |
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Surcharge - 7.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
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Legal Events
Date | Code | Event | Description |
---|---|---|---|
Mar 27, 2017 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Feb 26, 2017 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Feb 26, 2017 |
Feb 26, 2017 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | |
Oct 07, 2016 | REMI | MAINTENANCE FEE REMINDER MAILED | |
Feb 26, 2013 | I | Issuance | |
Feb 02, 2012 | P | Published | |
Jul 01, 2011 | F | Filing | |
Oct 30, 2008 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:RAPISCAN SECURITY PRODUCTS, INC.;REEL/FRAME:034053/0086 Owner name: RAPISCAN SYSTEMS, INC., CALIFORNIA Effective Date: Jan 16, 2009 free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:KOTOWSKI, ANDREAS F;ALLMAN, BRYAN;REEL/FRAME:034053/0013 Owner name: RAPISCAN SECURITY PRODUCTS, INC., CALIFORNIA Effective Date: Oct 30, 2008 |
Jul 23, 2002 | PD | Priority Date |

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