US2217974A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chocolate and like refiner roll machine
Assignee: Baker Perkins Inc
•
Filing: 1937-04-03
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Granted: 1940-10-15
•
Expires: 1957-04-03
Abstract
No abstract record available.
Inventors
- 👤 Tunley Allan Ashmead
- 👤 Paterson John Currie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:16
CPC Classifications
A; A23; A23G; A23G1/00; A23G1/04; A23G1/12; B; B29; B29B; B29B7/00; B29B7/30; B29B7/58; B29B7/68
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) | 1943-10-15 | 1944-04-15 | 1944-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-10-15 | 1948-04-15 | 1948-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-10-15 | 1952-04-15 | 1952-10-15 | $7700.00 | Window Closed / Lapsed |