Patent US1019679A successfully refreshed from Google Patents.
US1019679A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reamer.
Assignee: Individual
•
Filing: 1911-06-23
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Granted: 1912-03-05
•
Expires: 1931-06-23
Abstract
No abstract record available.
Inventors
- 👤 William Mccolgan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:41
CPC Classifications
E; E21; E21B; E21B10/00; E21B10/62; E21B10/627; E21B10/26
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) | 1915-03-05 | 1915-09-04 | 1916-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1919-03-05 | 1919-09-04 | 1920-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1923-03-05 | 1923-09-04 | 1924-03-05 | $7700.00 | Window Closed / Lapsed |