US2986146A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Smoker's implement
Assignee: Individual
•
Filing: 1958-07-08
•
Granted: 1961-05-30
•
Expires: 1978-07-08
Abstract
No abstract record available.
Inventors
- 👤 Li Yao-Hang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:47
CPC Classifications
A; A24; A24F; A24F1/00; A24F13/00; A24F13/02; A24F13/04; A24F13/06; A24F2700/00; A24F2700/08
Claims Analysis
Total Claims: 0
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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) | 1964-05-29 | 1964-11-28 | 1965-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-29 | 1968-11-28 | 1969-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-29 | 1972-11-28 | 1973-05-30 | $7700.00 | Window Closed / Lapsed |