US3289678A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Smoking implements for regulating the amount of air admitted into the smoke passage
Assignee: S M FRANK AND CO Inc
•
Filing: 1965-10-18
•
Granted: 1966-12-06
•
Expires: 1985-10-18
Abstract
No abstract record available.
Inventors
- 👤 Frederick A Fassbender
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:11
CPC Classifications
A; A24; A24F; A24F13/00; A24F13/02; A24F13/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US738503A
Cited
US1015723A
Cited
US1281164A
Cited
US2189684A
Cited
FR978430A
Cited
GB706624A
Cited
US2705013A
Cited
US2924224A
Cited
FR1240083A
Cited
US3212508A
Cited
US3116741A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |