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US1099379A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Boring-tool.
Assignee: Individual
•
Filing: 1913-10-13
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Granted: 1914-06-09
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Expires: 1933-10-13
Abstract
No abstract record available.
Inventors
- 👤 Michael J Keenan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:16
CPC Classifications
E; E21; E21B; E21B10/00; E21B10/26; Y; Y10; Y10T; Y10T408/00; Y10T408/89; Y10T408/902
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) | 1917-06-08 | 1917-12-08 | 1918-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1921-06-08 | 1921-12-08 | 1922-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1925-06-08 | 1925-12-08 | 1926-06-09 | $7700.00 | Window Closed / Lapsed |