US3023631A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Single point thread attachment
Assignee: Warner and Swasey Co
•
Filing: 1958-12-03
•
Granted: 1962-03-06
•
Expires: 1978-12-03
Abstract
No abstract record available.
Inventors
- 👤 Myron S Curtis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:26
CPC Classifications
B; B23; B23Q; B23Q5/00; B23Q5/22; B23Q5/34; B23Q5/38; B23Q5/40; B23Q5/402; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18576; Y10T74/18648; Y10T74/18696; Y10T74/20; Y10T74/20576; Y10T74/20636; Y10T74/20648; Y10T82/00; Y10T82/25; Y10T82/2531; Y10T82/2537; Y10T82/2539; Y10T82/2549
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US421181A
Cited
US523327A
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US2844969A
Cited
US1749598A
Cited
US1875096A
Cited
US2207386A
Cited
US2497424A
Cited
US2817418A
Cited
US2857776A
Cited
US2958232A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-05 | 1965-09-04 | 1966-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-05 | 1969-09-04 | 1970-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-05 | 1973-09-04 | 1974-03-06 | $7700.00 | Window Closed / Lapsed |