US3074747A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coupling nut assembly
Assignee: Joslyn Manufacturing and Supply Co
•
Filing: 1958-09-08
•
Granted: 1963-01-22
•
Expires: 1978-09-08
Abstract
No abstract record available.
Inventors
- 👤 Roger C Boughton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:12
CPC Classifications
F; F16; F16L; F16L19/00; F16L19/08; F16L19/083; F16L19/086
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US974804A
Cited
US1716519A
Cited
GB492959A
Cited
US2349180A
Cited
US2452276A
Cited
US2756017A
Cited
US2772100A
Cited
US2816472A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |