US764014A
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Assignee: Individual
•
Filing: 1902-04-05
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Granted: 1904-07-05
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Expires: 1922-04-05
Abstract
No abstract record available.
Inventors
- 👤 William E Sparks
- 👤 Oliver F Sparks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:29
CPC Classifications
E; E05; E05B; E05B9/00; E05B9/08; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T70/00; Y10T70/70; Y10T70/7441; Y10T70/7486; Y10T70/7508; Y10T70/7559; Y10T70/7667; Y10T70/7706; Y10T70/7915; Y10T70/7927; Y10T70/80; Y10T70/8432; Y10T70/8459; Y10T70/8541; Y10T70/8568
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) | 1907-07-05 | 1908-01-04 | 1908-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1911-07-05 | 1912-01-04 | 1912-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1915-07-05 | 1916-01-04 | 1916-07-05 | $7700.00 | Window Closed / Lapsed |