US3425425A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of puffing tobacco stems
Assignee: Philip Morris USA Inc
•
Filing: 1967-01-04
•
Granted: 1969-02-04
•
Expires: 1987-01-04
Abstract
No abstract record available.
Inventors
- 👤 John D Hind
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:27
CPC Classifications
A; A24; A24B; A24B3/00; A24B3/18; A24B3/182; Y; Y10; Y10S; Y10S131/00; Y10S131/901; Y10S131/902
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1789435A
Cited
US2590580A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-04 | 1972-08-05 | 1973-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-04 | 1976-08-05 | 1977-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-04 | 1980-08-05 | 1981-02-04 | $7700.00 | Window Closed / Lapsed |