Standard Oil Company of California
Standard OActive Patents
0
Total Holdings
13
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US2337522A | Detonation measurement | Expired / Lapsed | 1943-05-04 | 1943-12-21 | 0 | Details |
| US2287830A | Method of coating pipe | Expired / Lapsed | 1940-05-10 | 1942-06-30 | 0 | Details |
| US2287829A | Liquid metering device | Expired / Lapsed | 1940-05-03 | 1942-06-30 | 0 | Details |
| US2287825A | Apparatus for cooling coated pipe | Expired / Lapsed | 1938-07-30 | 1942-06-30 | 0 | Details |
| US2284147A | Method and apparatus for soil gas analysis | Expired / Lapsed | 1939-01-28 | 1942-05-26 | 0 | Details |
| US2283510A | Method of drilling wells | Expired / Lapsed | 1941-06-02 | 1942-05-19 | 0 | Details |
| US2263859A | Spark advance indicator | Expired / Lapsed | 1940-03-23 | 1941-11-25 | 0 | Details |
| US2215913A | Method and apparatus for operating wells | Expired / Lapsed | 1938-10-04 | 1940-09-24 | 0 | Details |
| US2118428A | Well tubing port control | Expired / Lapsed | 1937-12-15 | 1938-05-24 | 0 | Details |
| US2089216A | Apparatus for orienting cores | Expired / Lapsed | 1936-03-03 | 1937-08-10 | 0 | Details |
| US2015851A | Pressure and temperature recorder | Expired / Lapsed | 1933-03-06 | 1935-10-01 | 0 | Details |
| US1895643A | Method of and apparatus for measuring the thickness of metal | Expired / Lapsed | 1929-03-05 | 1933-01-31 | 0 | Details |
| US1870809A | System for lubricating machinery | Expired / Lapsed | 1929-01-09 | 1932-08-09 | 0 | Details |