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US667005A
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Assignee: Individual
•
Filing: 1900-09-28
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Granted: 1901-01-29
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Expires: 1920-09-28
Abstract
No abstract record available.
Inventors
- 👤 John Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:33
CPC Classifications
B; B01; B01D; B01D29/00; B01D29/01; B01D29/05; B01D29/07; B01D24/00; B01D24/007; B01D24/008; B01D24/46; B01D24/4631; B01D24/02; B01D24/10; B01D24/14
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) | 1904-01-29 | 1904-07-30 | 1905-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1908-01-29 | 1908-07-30 | 1909-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1912-01-29 | 1912-07-30 | 1913-01-29 | $7700.00 | Window Closed / Lapsed |