Patent US3042810A successfully refreshed from Google Patents.
Patent US3042552A successfully refreshed from Google Patents.
US3042552A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tobacco products
Assignee: AMF Inc
•
Filing: 1958-05-19
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Granted: 1962-07-03
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Expires: 1978-05-19
Abstract
No abstract record available.
Inventors
- 👤 Rosenberg Sheldon
- 👤 Otto K Schmidt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:16
CPC Classifications
A; A24; A24B; A24B15/00; A24B15/10; A24B15/12; A24B15/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
30 words
A COMPOSITION OF MATTER COMPRISING IN COMBINATION FINELY DIVIDED TOBACCO, ETHYL HYDROXYETHYL CELLULOSE WHICH ACTS AS AN ADHESIVE AND TETRA ETHYLENE GLYCOL WHICH ACTS AS A FUNGISTIC AND A HUMECTANT.
Claim 2
Dependent Claim
30 words
A COMPOSITION OF MATTER COMPRISING IN COMBINATION FINELY DIVIDED TOBACCO, ETHYL HYDROXYETHYL CELLULOSE WHICH ACTS AS AN ADHESIVE AND TETRA ETHYLENE GLYCOL WHICH ACTS AS A FUNGISTIC AND A HUMECTANT.
References Cited (Backward Citations)
CA485388A
Cited
US2734509A
Cited
US1407274A
Cited
US2550213A
Cited
US2592553A
Cited
US2708175A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-02 | 1966-01-01 | 1966-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-02 | 1970-01-01 | 1970-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-02 | 1974-01-01 | 1974-07-03 | $7700.00 | Window Closed / Lapsed |