US3306304A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tobacco-manipulating machines
Assignee: Molins Machine Co Ltd
•
Filing: 1961-06-26
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Granted: 1967-02-28
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Expires: 1981-06-26
Abstract
No abstract record available.
Inventors
- 👤 Molins Desmond Walter
- 👤 Powell Gordon Franc Wellington
- 👤 Pocock Frederick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:47
CPC Classifications
A; A24; A24C; A24C5/00; A24C5/14; A24C5/18; A24C5/1871; Y; Y10; Y10S; Y10S131/00; Y10S131/904; Y10S131/906
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
A CONTINUOUS ROD CIGARETTE-MAKING MACHINE HAVING MEANS TO FORM AN ELONGATED CONTINUOUS TOBACCO STREAM, A CONVEYOR TO CONVEY THE TOBACCO STREAM LENGTHWISE, AND SIDE WALLS TO FORM WITH THE CONVEYOR A TROUGH HAVING AN OPEN SIDE; SAID MACHINE COMPRISING A STATIONARY COMPRESSION MEMBER IN THE OPEN SIDE OF THE TROUGH TO FORM THEREWITH A CONFINING PASSAGE OF FIXED CONFIGURATION THROUGH WHICH THE CONVEYOR CONVEYS THE TOBACCO STREAM, MEANS TO PASS AIR AT MORE THAN ATMOSPHERIC PRESSURE THROUGH THE TOBACCO CONFINED AT ANY INSTANT IN THE PASSAGE, MEANS TO DETECT VARIATIONS IN THE EFFECT ON THE AIR OF VARIATIONS IN AIR PERMEABILITY OF THE CONFINED TOBACCO DUE TO VARIATIONS IN THE QUANTITY OF TOBACCO FROM PLACE TO PLACE ALONG THE FILLER AND ADJUSTABLE MEANS RESPONSIVE TO SAID DETECTING MEANS FOR CONTROLLING THE SIZE OF THE SECTION OF THE TOBACCO STREAM IN DEPENDENCE ON SAID DETECTED VARIATIONS.
Claim 2
Dependent Claim
145 words
A CONTINUOUS ROD CIGARETTE-MAKING MACHINE HAVING MEANS TO FORM AN ELONGATED CONTINUOUS TOBACCO STREAM, A CONVEYOR TO CONVEY THE TOBACCO STREAM LENGTHWISE, AND SIDE WALLS TO FORM WITH THE CONVEYOR A TROUGH HAVING AN OPEN SIDE; SAID MACHINE COMPRISING A STATIONARY COMPRESSION MEMBER IN THE OPEN SIDE OF THE TROUGH TO FORM THEREWITH A CONFINING PASSAGE OF FIXED CONFIGURATION THROUGH WHICH THE CONVEYOR CONVEYS THE TOBACCO STREAM, MEANS TO PASS AIR AT MORE THAN ATMOSPHERIC PRESSURE THROUGH THE TOBACCO CONFINED AT ANY INSTANT IN THE PASSAGE, MEANS TO DETECT VARIATIONS IN THE EFFECT ON THE AIR OF VARIATIONS IN AIR PERMEABILITY OF THE CONFINED TOBACCO DUE TO VARIATIONS IN THE QUANTITY OF TOBACCO FROM PLACE TO PLACE ALONG THE FILLER AND ADJUSTABLE MEANS RESPONSIVE TO SAID DETECTING MEANS FOR CONTROLLING THE SIZE OF THE SECTION OF THE TOBACCO STREAM IN DEPENDENCE ON SAID DETECTED VARIATIONS.
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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) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |