US2561626A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Smoking device
Assignee: Individual
•
Filing: 1948-04-27
•
Granted: 1951-07-24
•
Expires: 1968-04-27
Abstract
No abstract record available.
Inventors
- 👤 Ernest O Hutcheson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:03
CPC Classifications
A; A24; A24F; A24F13/00; A24F13/02; A24F13/14
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US589623A
Cited
US1734815A
Cited
US1661895A
Cited
US1851899A
Cited
US2176627A
Cited
US2402680A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-23 | 1955-01-22 | 1955-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-23 | 1959-01-22 | 1959-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-23 | 1963-01-22 | 1963-07-24 | $7700.00 | Window Closed / Lapsed |