Downhole severing tool
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 21, 2016
Grant Date -
Nov 12, 2015
app pub date -
Jul 20, 2015
filing date -
Apr 9, 2010
priority date (Note) -
In Force
status (Latency Note)
Importance
Loading Importance Indicators... 
Abstract
The pipe cutting capacity of an explosive pipe cutter may be improved by directing colliding shock fronts from opposite axial directions against a disc of metal having a shock impedance substantially corresponding to the shock impedance capacity of the explosive material.
First Claim
Other Claims data not available
Family
Loading Family data...
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
- 3 Citation Count
- E21B Class
- 8.29 % this patent is cited more than
- 9 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 | Dec 21, 2027 |
