US2818280A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coupling with cam locking means
Assignee: Individual
•
Filing: 1955-04-21
•
Granted: 1957-12-31
•
Expires: 1975-04-21
Abstract
No abstract record available.
Inventors
- 👤 Budnik Aloysius
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:37
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/08; F16L37/10; Y; Y10; Y10T; Y10T403/00; Y10T403/29
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US37721A
Cited
US729506A
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GB190626678A
Cited
US1202196A
Cited
US1101963A
Cited
US1174288A
Cited
US1224269A
Cited
US1700195A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-30 | 1961-07-01 | 1961-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-30 | 1965-07-01 | 1965-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-30 | 1969-07-01 | 1969-12-31 | $7700.00 | Window Closed / Lapsed |