US2859980A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic fluid line service coupling for tractor-trailer vehicles
Assignee: Individual
•
Filing: 1954-04-28
•
Granted: 1958-11-11
•
Expires: 1974-04-28
Abstract
No abstract record available.
Inventors
- 👤 Oswald A Holland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:56
CPC Classifications
B; B60; B60T; B60T17/00; B60T17/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1766780A
Cited
US1932091A
Cited
US1765634A
Cited
US2043610A
Cited
US2053614A
Cited
US2457478A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-10 | 1962-05-12 | 1962-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-10 | 1966-05-12 | 1966-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-10 | 1970-05-12 | 1970-11-11 | $7700.00 | Window Closed / Lapsed |