US2766022A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mixing equipment
Assignee: Virtis Co Inc
•
Filing: 1954-06-03
•
Granted: 1956-10-09
•
Expires: 1974-06-03
Abstract
No abstract record available.
Inventors
- 👤 Charles E Bender
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:33
CPC Classifications
A; A47; A47J; A47J43/00; A47J43/04; A47J43/07; B; B01; B01F; B01F35/00; B01F35/30; B01F2035/35; B01F2035/351; B01F2035/3512
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US161633A
Cited
US774851A
Cited
GB195832A
Cited
US1749281A
Cited
US2022384A
Cited
US2005429A
Cited
US1935857A
Cited
US2393691A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-09 | 1960-04-09 | 1960-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-09 | 1964-04-09 | 1964-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-09 | 1968-04-09 | 1968-10-09 | $7700.00 | Window Closed / Lapsed |