Patent US934776A successfully refreshed from Google Patents.
US934776A
Expired / Lapsed
US
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Multiple drilling-machine.
Assignee: SHAW-KENDALL ENGINEERING Co
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Filing: 1908-12-05
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Granted: 1909-09-21
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Expires: 1928-12-05
Abstract
No abstract record available.
Inventors
- 👤 William W Vosper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:29
CPC Classifications
B; B23; B23B; B23B39/00; B23B39/16; B23B39/20; B23B39/205; Y; Y10; Y10T; Y10T408/00; Y10T408/60; Y10T408/65; Y10T408/675; Y10T408/6757; Y10T408/6771; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/1956; Y10T74/19565; Y10T74/1957
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) | 1912-09-20 | 1913-03-22 | 1913-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-09-20 | 1917-03-22 | 1917-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-09-20 | 1921-03-22 | 1921-09-21 | $7700.00 | Window Closed / Lapsed |