US2701398A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Threaded fastening device
Assignee: Square Tool & Die Co Inc
•
Filing: 1950-09-12
•
Granted: 1955-02-08
•
Expires: 1970-09-12
Abstract
No abstract record available.
Inventors
- 👤 Charles S Bohmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:17
CPC Classifications
F; F16; F16B; F16B35/00; F16B35/04; F16B35/041; F16B35/044; F16B13/00; F16B13/12; F16B13/124; F16B29/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB335508A
Cited
GB425780A
Cited
US2051066A
Cited
US2379786A
Cited
GB569774A
Cited
US2393606A
Cited
US2435876A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-02-07 | 1958-08-09 | 1959-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-02-07 | 1962-08-09 | 1963-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-02-07 | 1966-08-09 | 1967-02-08 | $7700.00 | Window Closed / Lapsed |