US2228429A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic tool lubricant
Assignee: Standard Oil Development Co
•
Filing: 1938-09-20
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Granted: 1941-01-14
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Expires: 1958-09-20
Abstract
No abstract record available.
Inventors
- 👤 Donald L Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:10
CPC Classifications
F; F16; F16F; F16F9/00; F16F9/006; C; C10; C10M; C10M101/00; C10M169/00; C10M169/04; C10M169/042; C10M2203/00; C10M2203/003; C10M2203/10; C10M2203/1006; C10M2203/102; C10M2203/1025; C10M2203/104; C10M2203/1045; C10M2203/106; C10M2203/1065; C10M2203/108; C10M2203/1085; C10M2205/00; C10M2205/02; C10M2205/026; C10M2205/22; C10M2207/00; C10M2207/40; C10M2207/401; C10M2207/402; C10M2207/404; C10M2207/4045; C10M2209/00; C10M2209/02; C10M2209/08; C10M2209/082; C10N; C10N2040/00; C10N2040/08; C10N2040/135
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) | 1944-01-14 | 1944-07-15 | 1945-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-01-14 | 1948-07-15 | 1949-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-01-14 | 1952-07-15 | 1953-01-14 | $7700.00 | Window Closed / Lapsed |