US3519100A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air line lubricators
Assignee: Individual
•
Filing: 1966-02-11
•
Granted: 1970-07-07
•
Expires: 1986-02-11
Abstract
No abstract record available.
Inventors
- 👤 Albert L Semon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:23
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)
US2296135A
Cited
US2762457A
Cited
US2698065A
Cited
US2835267A
Cited
US3064760A
Cited
US3023849A
Cited
US3244257A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-07-06 | 1974-01-05 | 1974-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-07-06 | 1978-01-05 | 1978-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-07-06 | 1982-01-05 | 1982-07-07 | $7700.00 | Window Closed / Lapsed |