US1447653A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Agitator
Assignee: Individual
•
Filing: 1922-03-29
•
Granted: 1923-03-06
•
Expires: 1942-03-29
Abstract
No abstract record available.
Inventors
- 👤 John R Fish
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:52
CPC Classifications
B; B01; B01F; B01F27/00; B01F27/05; B01F27/051; B01F27/054; B01F27/80; B01F27/88; B01F33/00; B01F33/50; B01F33/501; B01F33/5011; B01F35/00; B01F35/30; B01F35/32; B01F35/32005; B01F35/3202; Y; Y10; Y10S; Y10S366/00; Y10S366/605
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) | 1926-03-05 | 1926-09-04 | 1927-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-03-05 | 1930-09-04 | 1931-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-03-05 | 1934-09-04 | 1935-03-06 | $7700.00 | Window Closed / Lapsed |