Casing puller
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Apr 25, 2017
Issued Date -
N/A
app pub date -
Jun 15, 2015
filing date -
Oct 25, 2012
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A casing puller includes a body and at least one arm. The body has first and second ends, at least one end connectable to a drill pipe. The body defines a longitudinal axis and sized for insertion into a casing pipe. The at least one arm is disposed on the body and moves between a stowed position and a deployed position. The at least one arm extends away from the longitudinal axis when in its deployed position and is arranged to engage an arm receiver defined by the casing pipe.
First Claim
Other Claims data not available
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International Classification(s)
- 2015 Application Filing Year
- F16L Class
- 1770 Applications Filed
- 1377 Patents Issued To-Date
- 77.80 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- F16L Class
- 0 % this patent is cited more than
- 8 Age
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 |
