US3096770A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cigarette making machine and method
Assignee: AMF Inc
•
Filing: 1959-04-21
•
Granted: 1963-07-09
•
Expires: 1979-04-21
Abstract
No abstract record available.
Inventors
- 👤 Dearsley George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 02:19
CPC Classifications
A; A24; A24C; A24C5/00; A24C5/14; A24C5/18; Y; Y10; Y10S; Y10S131/00; Y10S131/906; Y10T; Y10T83/00; Y10T83/707; Y10T83/7076
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
85 words
A METHOD OF FORMING A ROD OF TOBACCO OF A DESIRED DENSITY COMPRISING THE STEPS OF FORMING AN ANNULUS OF TOBACCO BY CENTRIFUGALLY COMPACTING AIR-BORNE TOBACCO PARTICLES IN AN ANNULAR POROUS MAIN MATRIX, BY THE FORCE RESULTING FROM THE CHANGE IN MONEMTUM OF THE AIR-BORNE PARTICLES OF TOBACCO AS THEY IMPINGE ON THE SURFACE OF THE PROOUS MATRIX OR ON AN UNDERLYING TOBACCO LAYER PREVIOUSLY SO DEPOSITED, WHILE AIR ESCAPES THROUGH THE POROUS MATRIX AND FORMING A CONTINUOUS TOBACO ROD FROM THE ANNULUS OF TOBACCO.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-08 | 1967-01-07 | 1967-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-08 | 1971-01-07 | 1971-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-08 | 1975-01-07 | 1975-07-09 | $7700.00 | Window Closed / Lapsed |