US671521A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lathe-bed.
Assignee: Individual
•
Filing: 1899-11-21
•
Granted: 1901-04-09
•
Expires: 1919-11-21
Abstract
No abstract record available.
Inventors
- 👤 Robert Lang
- 👤 William Biggar Lang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:43
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/01; B23Q1/015; Y; Y10; Y10T; Y10T82/00; Y10T82/25; Y10T82/2566
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) | 1904-04-08 | 1904-10-08 | 1905-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1908-04-08 | 1908-10-08 | 1909-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1912-04-08 | 1912-10-08 | 1913-04-09 | $7700.00 | Window Closed / Lapsed |