US873049A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ash-sifter.
Assignee: Individual
•
Filing: 1907-08-09
•
Granted: 1907-12-10
•
Expires: 1927-08-09
Abstract
No abstract record available.
Inventors
- 👤 John Irving Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:25
CPC Classifications
B; B07; B07B; B07B1/00; B07B1/28; B07B1/30; F; F24; F24B; F24B15/00; F24B15/007
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) | 1910-12-09 | 1911-06-10 | 1911-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1914-12-09 | 1915-06-10 | 1915-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1918-12-09 | 1919-06-10 | 1919-12-10 | $7700.00 | Window Closed / Lapsed |