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MCEVOY CO
MCEVOY CO
Active Patents
0
Total Holdings
5
Patent Holdings
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Patent No.
Title
Status
Filing Date
Grant Date
Claims
Actions
US3186486A
Well completion
Expired / Lapsed
1959-02-24
1965-06-01
2
Details
US3086590A
Apparatus for drilling and completion of inaccessible wells
Expired / Lapsed
1958-06-23
1963-04-23
2
Details
US2990851A
Multiple valve and connection
Expired / Lapsed
1958-06-23
1961-07-04
0
Details
US2653789A
Valve
Expired / Lapsed
1950-01-05
1953-09-29
0
Details
US2555894A
Pipe joint
Expired / Lapsed
1946-06-03
1951-06-05
0
Details