Patent US2699342A successfully refreshed from Google Patents.
US2565352A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Smoke pot
Assignee: Individual
•
Filing: 1946-10-31
•
Granted: 1951-08-21
•
Expires: 1966-10-31
Abstract
No abstract record available.
Inventors
- 👤 Hubert H Champney
- 👤 Lewis B Counterman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:18
CPC Classifications
F; F41; F41H; F41H9/00; F41H9/06; F41H9/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1336557A
Cited
US1461646A
Cited
US1565899A
Cited
US1541103A
Cited
US2402018A
Cited
US2417592A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-20 | 1955-02-19 | 1955-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-20 | 1959-02-19 | 1959-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-20 | 1963-02-19 | 1963-08-21 | $7700.00 | Window Closed / Lapsed |