US631202A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lock-mortising machine.
Assignee: Individual
•
Filing: 1898-08-30
•
Granted: 1899-08-15
•
Expires: 1918-08-30
Abstract
No abstract record available.
Inventors
- 👤 John E Dearborn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:49
CPC Classifications
B; B23; B23B; B23B47/00; B23B47/28; B23B47/287; B23B47/288; H; H10; H10W; H10W90/00; H10W90/811; Y; Y10; Y10T; Y10T408/00; Y10T408/55; Y10T408/563; Y10T408/5638
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) | 1902-08-15 | 1903-02-14 | 1903-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1906-08-15 | 1907-02-14 | 1907-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1910-08-15 | 1911-02-14 | 1911-08-16 | $7700.00 | Window Closed / Lapsed |