US2793010A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Agitation apparatus
Assignee: Individual
•
Filing: 1956-05-18
•
Granted: 1957-05-21
•
Expires: 1976-05-18
Abstract
No abstract record available.
Inventors
- 👤 Menken Shepard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:58
CPC Classifications
B; B01; B01F; B01F31/00; B01F31/20; B01F31/22; G; G03; G03D; G03D3/00; G03D3/02; G03D3/04; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18248
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-05-20 | 1960-11-19 | 1961-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-05-20 | 1964-11-19 | 1965-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-05-20 | 1968-11-19 | 1969-05-21 | $7700.00 | Window Closed / Lapsed |