US918504A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of planing curvilinear surfaces.
Assignee: BROWN HOISTING MACHINERY Co
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Filing: 1908-11-16
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Granted: 1909-04-20
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Expires: 1928-11-16
Abstract
No abstract record available.
Inventors
- 👤 William G Burgess
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:16
CPC Classifications
B; B23; B23Q; B23Q35/00; B23Q35/04; B23Q35/08; B23Q35/10; B23Q35/101; B23Q35/102
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) | 1912-04-19 | 1912-10-19 | 1913-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-04-19 | 1916-10-19 | 1917-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-04-19 | 1920-10-19 | 1921-04-20 | $7700.00 | Window Closed / Lapsed |