Patent US2184567A successfully refreshed from Google Patents.
US2184567A
Expired / Lapsed
US
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Cigarette tobacco preparation
Assignee: AMF Inc
•
Filing: 1935-12-18
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Granted: 1939-12-26
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Expires: 1955-12-18
Abstract
No abstract record available.
Inventors
- 👤 Rupert E Rundell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:10
CPC Classifications
A; A24; A24B; A24B7/00; A24B7/04; A24B7/06; Y; Y10; Y10T; Y10T29/00; Y10T29/45; Y10T29/4528; Y10T83/00; Y10T83/202; Y10T83/2066; Y10T83/768; Y10T83/7809; Y10T83/7813
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) | 1942-12-25 | 1943-06-26 | 1943-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-12-25 | 1947-06-26 | 1947-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-12-25 | 1951-06-26 | 1951-12-26 | $7700.00 | Window Closed / Lapsed |