US2616652A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Feeding of powder and like fluent materials in equal quantities
Assignee: Rose Brothers Gainsborough Ltd
•
Filing: 1950-05-03
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Granted: 1952-11-04
•
Expires: 1970-05-03
Abstract
No abstract record available.
Inventors
- 👤 Rose Alfred German
- 👤 Kay James Arthur
- 👤 Page James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:16
CPC Classifications
B; B65; B65B; B65B1/00; B65B1/30; B65B1/44; G; G01; G01G; G01G13/00
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) | 1955-11-04 | 1956-05-05 | 1956-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-04 | 1960-05-05 | 1960-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-04 | 1964-05-05 | 1964-11-04 | $7700.00 | Window Closed / Lapsed |