US3274764A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thread joint
Assignee: Akzona Inc
•
Filing: 1966-02-04
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Granted: 1966-09-27
•
Expires: 1986-02-04
Abstract
No abstract record available.
Inventors
- 👤 Conrad J Gonsalves
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:52
CPC Classifications
D; D03; D03J; D03J1/00; D03J1/16; B; B65; B65H; B65H69/00; B65H69/06; B65H69/061; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA554150A
Cited
US2515172A
Cited
US2605603A
Cited
US2895285A
Cited
FR1227410A
Cited
US3041816A
Cited
US3110151A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |