Patent US865548A successfully refreshed from Google Patents.
US865548A
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US
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Apparatus for boring cylinders.
Assignee: Individual
•
Filing: 1905-10-03
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Granted: 1907-09-10
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Expires: 1925-10-03
Abstract
No abstract record available.
Inventors
- 👤 George H Ward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:48
CPC Classifications
B; B23; B23B; B23B47/00; B23B47/28; Y; Y10; Y10S; Y10S408/00; Y10S408/709; Y10T; Y10T29/00; Y10T29/53; Y10T29/53552; Y10T408/00; Y10T408/55; Y10T408/564
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) | 1910-09-09 | 1911-03-11 | 1911-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1914-09-09 | 1915-03-11 | 1915-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1918-09-09 | 1919-03-11 | 1919-09-10 | $7700.00 | Window Closed / Lapsed |