US991630A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Yielding tapping attachment.
Assignee: MCCROSKY REAMER Co
•
Filing: 1910-04-11
•
Granted: 1911-05-09
•
Expires: 1930-04-11
Abstract
No abstract record available.
Inventors
- 👤 Frank P Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:05
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/38; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17411; Y10T279/17529; Y10T279/17547; Y10T408/00; Y10T408/70; Y10T408/72
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) | 1914-05-08 | 1914-11-07 | 1915-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-05-08 | 1918-11-07 | 1919-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-05-08 | 1922-11-07 | 1923-05-09 | $7700.00 | Window Closed / Lapsed |