Device for pressing a cable against the bottom of a pulley groove
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Feb 23, 1982
Grant Date -
N/A
app pub date -
Aug 22, 1979
filing date -
Jun 1, 1979
priority date (Note) -
Expired
status (Latency Note)
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Importance

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Abstract
The hoisting apparatus comprises a device for pressing a roller or a train of rollers against a cable section engaging a driving pulley in order to improve the adherence of the cable to the pulley groove which is caused by the load; this device comprises a linkage fulcrumed at one or more points to the main support of the driving pulley, one end of the linkage carrying the roller or train of rollers while the other end is utilized for anchoring the load to the support.
First Claim
all claims..Other Claims data not available
Family
Country | kind | publication No. | Filing Date | Type | Sub-Type |
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- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
- TRACTEL S. A.
International Classification(s)

- 1979 Application Filing Year
- B66D Class
- 62 Applications Filed
- 0 Patents Issued To-Date
- 0 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Desplats, Andre | Boulogne Billancourt, FR | 5 | 1217 |
# of filed Patents : 5 Total Citations : 1217 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 6 Citation Count
- B66D Class
- 0 % this patent is cited more than
- 43 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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Jul 19, 2021 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | free format text: PATENT EXPIRED FOR FAILURE TO PAY MAINTENANCE FEES (ORIGINAL EVENT CODE: EXP.); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |
Jul 19, 2021 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Jun 13, 2021 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Jun 13, 2021 |
Feb 01, 2021 | FEPP | FEE PAYMENT PROCEDURE | free format text: MAINTENANCE FEE REMINDER MAILED (ORIGINAL EVENT CODE: REM.); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |
Jun 13, 2017 | I | Issuance | |
May 24, 2017 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Jan 07, 2016 | P | Published | |
Feb 11, 2015 | F | Filing | |
Feb 19, 2014 | PD | Priority Date |

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