Patent US3046994A successfully refreshed from Google Patents.
US3046994A
Expired / Lapsed
US
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Ventilated cigarette
Assignee: Olin Corp
•
Filing: 1959-07-02
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Granted: 1962-07-31
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Expires: 1979-07-02
Abstract
No abstract record available.
Inventors
- 👤 Milton O Schur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:29
CPC Classifications
A; A24; A24D; A24D1/00; A24D1/02; A24D1/027
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1920708A
Cited
GB516067A
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US2304009A
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US2693193A
Cited
US2841153A
Cited
US2815761A
Cited
US2923647A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-30 | 1966-01-29 | 1966-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-30 | 1970-01-29 | 1970-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-30 | 1974-01-29 | 1974-07-31 | $7700.00 | Window Closed / Lapsed |