US970360A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Angle guide attachment for boring-tools.
Assignee: Individual
•
Filing: 1910-02-07
•
Granted: 1910-09-13
•
Expires: 1930-02-07
Abstract
No abstract record available.
Inventors
- 👤 William H Whigham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:47
CPC Classifications
G; G01; G01C; G01C9/00; G01C9/18; G01C9/24; G01C9/26; G01C9/28
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) | 1913-09-12 | 1914-03-14 | 1914-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-09-12 | 1918-03-14 | 1918-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-09-12 | 1922-03-14 | 1922-09-13 | $7700.00 | Window Closed / Lapsed |