US2780573A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cigarette filter construction
Assignee: Individual
•
Filing: 1954-02-05
•
Granted: 1957-02-05
•
Expires: 1974-02-05
Abstract
No abstract record available.
Inventors
- 👤 Davidson Glenn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:46
CPC Classifications
A; A24; A24D; A24D3/00; A24D3/04; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24446; Y10T428/24455; Y10T428/24463
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
94 words
IN THE MANUFACTURE OF CIGARETTE MOUTH-PIECE MATERIAL, THE STEPS OF SUPERIMPOSING IN REGISTRY A PLURALITY OF CREPED PAPER STRIPS HAVING TRANSVERSELY EXTENDING CREPE WAVES, TO FORM A RIBBON, GRIPPING SUCH RIBBON LATERALLY AND MOVABLY TO ADVANCE THE SAME LENGTHWISE, AND FEEDING THE RIBBON IN THIS MANNER INTO THE NIP OF OPPOSED ROLLS FORMED COOPERABLY TO PRODUCE LINES OF COMPRESSIONADHERENCE OF THE STRIPS WHICH ARE PARALLEL WITH THE LENGTH OF THE RIBBON, THE GRIPPING ACTION COMPACTING THE RIBBON LATERALLY SUFFICIENTLY TO FORCE THE SAME BETWEEN THE COMPRESSION ROLLS WITHOUT RELATIVE DISPLACEMENT OF THE COMPOSITE STRIPS.
Claim 2
Dependent Claim
94 words
IN THE MANUFACTURE OF CIGARETTE MOUTH-PIECE MATERIAL, THE STEPS OF SUPERIMPOSING IN REGISTRY A PLURALITY OF CREPED PAPER STRIPS HAVING TRANSVERSELY EXTENDING CREPE WAVES, TO FORM A RIBBON, GRIPPING SUCH RIBBON LATERALLY AND MOVABLY TO ADVANCE THE SAME LENGTHWISE, AND FEEDING THE RIBBON IN THIS MANNER INTO THE NIP OF OPPOSED ROLLS FORMED COOPERABLY TO PRODUCE LINES OF COMPRESSIONADHERENCE OF THE STRIPS WHICH ARE PARALLEL WITH THE LENGTH OF THE RIBBON, THE GRIPPING ACTION COMPACTING THE RIBBON LATERALLY SUFFICIENTLY TO FORCE THE SAME BETWEEN THE COMPRESSION ROLLS WITHOUT RELATIVE DISPLACEMENT OF THE COMPOSITE STRIPS.
Claim 3
Dependent Claim
65 words
AS AN ARTICLE OF MANUFACTURE FOR USE IN THE MAKING OF CIGARETTE FILTER PLUGS, A RIBBON COMPRISING A PLURALITY OF STRIPS OF CREPED PAPER HAVING TRANSVERSELY EXTENDING CREPE WAVE, SAID STRIPS BEING ADHERED TOGETHER BY A LINE OF COMPRESSION-ADHERENCE WHICH IS PARALLEL TO THE LENGTH OF THE RIBBON, THE RIBBON BEING OF INDEFINITE LENGTH AND OF WIDTH APPROXIMATELY EQUAL TO THE CIRCUMFERENCE OF A CIGARETTE.
Claim 4
Dependent Claim
65 words
AS AN ARTICLE OF MANUFACTURE FOR USE IN THE MAKING OF CIGARETTE FILTER PLUGS, A RIBBON COMPRISING A PLURALITY OF STRIPS OF CREPED PAPER HAVING TRANSVERSELY EXTENDING CREPE WAVE, SAID STRIPS BEING ADHERED TOGETHER BY A LINE OF COMPRESSION-ADHERENCE WHICH IS PARALLEL TO THE LENGTH OF THE RIBBON, THE RIBBON BEING OF INDEFINITE LENGTH AND OF WIDTH APPROXIMATELY EQUAL TO THE CIRCUMFERENCE OF A CIGARETTE.
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) | 1960-02-05 | 1960-08-06 | 1961-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-05 | 1964-08-06 | 1965-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-05 | 1968-08-06 | 1969-02-05 | $7700.00 | Window Closed / Lapsed |