US837946A
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Assignee: FRANK DAVID THOMPSON
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Filing: 1905-06-07
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Granted: 1906-12-11
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Expires: 1925-06-07
Abstract
No abstract record available.
Inventors
- 👤 Alexander Mccleary
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:27
CPC Classifications
E; E05; E05B; E05B55/00; Y; Y10; Y10S; Y10S292/00; Y10S292/60; Y10S70/00; Y10S70/70; Y10T; Y10T292/00; Y10T292/08; Y10T292/096; Y10T292/0969; Y10T292/097; Y10T292/0993; Y10T292/1014; Y10T292/1022; Y10T292/1031; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5372; Y10T70/5385; Y10T70/5389; Y10T70/55
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) | 1909-12-10 | 1910-06-11 | 1910-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1913-12-10 | 1914-06-11 | 1914-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1917-12-10 | 1918-06-11 | 1918-12-11 | $7700.00 | Window Closed / Lapsed |