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United States of America Design
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Apr 25, 2017
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Jun 19, 2015
filing date -
Dec 19, 2014
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Abstract
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- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
GIBSON BRANDS INC | 309 PLUS PARK BOULEVARD NASHVILLE TN 37217 |
International Classification(s)

- 2015 Application Filing Year
- 1401 Class
- 396 Applications Filed
- 396 Patents Issued To-Date
- 100 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Homewood, Timothy | Hong Kong, HK | 2 | 59 |
# of filed Patents : 2 Total Citations : 59 |
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Patent Citation Ranking
- 29 Citation Count
- 1401 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 |
---|---|---|---|---|
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Oct 25, 2028 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
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 |
Full Text
US Patent No: 4740340
Method of making a PTFE based impregnated metal matrix
Abstract
The present invention relates to a method of impregnating into a porous metal matrix mounted on a backing a PTFE based composition wherein the PTFE based composition is mounted on a layer of supporting material so as to form a tape to assist in carrying it to and forcing it into the porous metal matrix, whereupon the layer of supporting material is removed. In one embodiment, the present invention may be in the form of a composite bearing material having a metal backing supporting a PTFE filled porous metal matrix of bronze or other copper alloys and a surface layer above the porous metal matrix of just the PTFE based composition.
Description
Claims
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Mar 08, 2019 | AS | ASSIGNMENT | free format text: RELEASE OF SECURITY INTEREST RECORDED AT REEL/FRAME - : 23449-0223;ASSIGNOR:BANK OF AMERICA, N.A.;REEL/FRAME:049911/0382 Owner name: DAYTON SUPERIOR CORPORATION, OHIO Effective Date: Mar 08, 2019 |
Feb 13, 2012 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Jan 13, 2012 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Jan 13, 2012 |
Jan 13, 2012 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | |
Aug 22, 2011 | REMI | MAINTENANCE FEE REMINDER MAILED | |
Oct 26, 2009 | AS� | SECURITY INTEREST | free format text: SECURITY AGREEMENT;ASSIGNOR:DAYTON SUPERIOR CORPORATION;REEL/FRAME:023449/0223 Owner name: BANK OF AMERICA, N.A., ILLINOIS Effective Date: Oct 26, 2009 |
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