US2209534A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for producing gas wells
Assignee: Standard Oil Development Co
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Filing: 1937-10-06
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Granted: 1940-07-30
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Expires: 1957-10-06
Abstract
No abstract record available.
Inventors
- 👤 Thomas V Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:44
CPC Classifications
C; C10; C10G; C10G5/00; C10G5/06; F; F25; F25J; F25J3/00; F25J3/06; F25J3/0605; F25J3/061; F25J3/063; F25J3/0635; F25J3/064
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1943-07-30 | 1944-01-29 | 1944-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-07-30 | 1948-01-29 | 1948-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-07-30 | 1952-01-29 | 1952-07-30 | $7700.00 | Window Closed / Lapsed |