System for pipe rehabilitation
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 30, 1997
Issued Date -
N/A
app pub date -
Jan 8, 1997
filing date -
Oct 24, 1995
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A rehabilitation system has been developed for cleaning, testing and slip lining pipe particularly sewer lines while in service. The system includes the use of equipment adapted for use on mobile vehicles to increase efficiency and mobility of the system. The cleaning system utilizes a specialized cleaning bucket that can be pulled from excavations and existing manholes. The testing and lining systems also utilize specialized test mandrels and pulling mandrels for the pipe liner that can be used with equipment operating, in part, from existing manholes.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
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BOYER INC | HOUSTON TX |
International Classification(s)

- 1997 Application Filing Year
- F16L Class
- 774 Applications Filed
- 362 Patents Issued To-Date
- 46.78 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Boyer, Mark L | Houston, TX | 19 | 184 |
# of filed Patents : 19 Total Citations : 184 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 4 Citation Count
- F16L Class
- 2.11 % this patent is cited more than
- 28 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
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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

Legal Events
Date | Code | Event | Description |
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Apr 18, 2007 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Mar 16, 2007 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Mar 16, 2007 |
Mar 16, 2007 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | |
Oct 04, 2006 | REMI | MAINTENANCE FEE REMINDER MAILED | |
Oct 02, 2002 | REMI | MAINTENANCE FEE REMINDER MAILED | |
Sep 13, 2002 | FPAY | FEE PAYMENT | year of fee payment: 4 |
Oct 31, 2001 | FEPP | FEE PAYMENT PROCEDURE | free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |
Mar 16, 1999 | I | Issuance | |
Oct 01, 1996 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:IWAMA, YASUSHI;REEL/FRAME:008244/0749 Owner name: NIPPO LTD., JAPAN Effective Date: Oct 01, 1996 |
May 16, 1996 | F | Filing | |
Sep 16, 1994 | PD | Priority Date |

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