US1153540A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Screw-slotting machine.
Assignee: FEDERAL SCREW Corp
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Filing: 1912-12-14
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Granted: 1915-09-14
•
Expires: 1932-12-14
Abstract
No abstract record available.
Inventors
- 👤 Teunauski Z Carpenter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:51
CPC Classifications
B; B23; B23G; B23G9/00; B23G9/001; B23G9/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1918-09-13 | 1919-03-15 | 1919-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1922-09-13 | 1923-03-15 | 1923-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1926-09-13 | 1927-03-15 | 1927-09-14 | $7700.00 | Window Closed / Lapsed |