Patent US891199A successfully refreshed from Google Patents.
US891199A
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Boring-mill.
Assignee: CROCKER-WHEELER Co
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Filing: 1907-03-25
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Granted: 1908-06-16
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Expires: 1927-03-25
Abstract
No abstract record available.
Inventors
- 👤 Schuyler Skaats Wheeler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:48
CPC Classifications
B; B23; B23B; B23B3/00; B23B3/08; B23B3/10; B23Q; B23Q1/00; B23Q1/01; B23Q1/015; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30868; Y10T74/00; Y10T74/14; Y10T82/00; Y10T82/25; Y10T82/2511
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) | 1911-06-16 | 1911-12-16 | 1912-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1915-06-16 | 1915-12-16 | 1916-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1919-06-16 | 1919-12-16 | 1920-06-16 | $7700.00 | Window Closed / Lapsed |