US696902A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Boring-tool.
Assignee: CHARLES S CAMPBELL
•
Filing: 1901-09-06
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Granted: 1902-04-01
•
Expires: 1921-09-06
Abstract
No abstract record available.
Inventors
- 👤 John Gray Sr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:38
CPC Classifications
B; B23; B23Q; B23Q5/00; B23Q5/22; B23Q5/32; Y; Y10; Y10T; Y10T74/00; Y10T74/17
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) | 1905-03-31 | 1905-09-30 | 1906-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1909-03-31 | 1909-09-30 | 1910-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1913-03-31 | 1913-09-30 | 1914-04-01 | $7700.00 | Window Closed / Lapsed |