US2982376A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air line lubricator
Assignee: Ingersoll Rand Co
•
Filing: 1958-02-24
•
Granted: 1961-05-02
•
Expires: 1978-02-24
Abstract
No abstract record available.
Inventors
- 👤 Paul A Lincoln
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:47
CPC Classifications
F; F16; F16N; F16N7/00; F16N7/30; F16N7/32; F16N7/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1984422A
Cited
US2105493A
Cited
US2439053A
Cited
US2702094A
Cited
US2604189A
Cited
US2897919A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-01 | 1964-10-31 | 1965-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-01 | 1968-10-31 | 1969-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-01 | 1972-10-31 | 1973-05-02 | $7700.00 | Window Closed / Lapsed |