US3223022A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Smoke-heating means
Assignee: Individual
•
Filing: 1961-02-14
•
Granted: 1965-12-14
•
Expires: 1981-02-14
Abstract
No abstract record available.
Inventors
- 👤 Jacob A Powell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:59
CPC Classifications
A; A23; A23B; A23B4/00; A23B4/044; A23B4/052
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1032682A
Cited
US1964372A
Cited
US2096373A
Cited
US2505973A
Cited
US2625095A
Cited
US2842043A
Cited
US2930310A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-13 | 1969-06-14 | 1969-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-13 | 1973-06-14 | 1973-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-13 | 1977-06-14 | 1977-12-14 | $7700.00 | Window Closed / Lapsed |