US1083501A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for making coil-springs.
Assignee: BAIRD MACHINE CO
•
Filing: 1913-01-04
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Granted: 1914-01-06
•
Expires: 1933-01-04
Abstract
No abstract record available.
Inventors
- 👤 Arthur J Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:21
CPC Classifications
B; B21; B21F; B21F3/00; B21F3/02; B21F3/04; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49789; Y10T29/49792
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) | 1917-01-05 | 1917-07-07 | 1918-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1921-01-05 | 1921-07-07 | 1922-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1925-01-05 | 1925-07-07 | 1926-01-06 | $7700.00 | Window Closed / Lapsed |