US2926015A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Target device
Assignee: Individual
•
Filing: 1954-06-30
•
Granted: 1960-02-23
•
Expires: 1974-06-30
Abstract
No abstract record available.
Inventors
- 👤 Joseph G Edrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:00
CPC Classifications
F; F41; F41J; F41J5/00; F41J5/04; F41J5/056
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1624338A
Cited
US1277587A
Cited
US1557048A
Cited
GB432156A
Cited
US2165123A
Cited
US2419697A
Cited
US2448587A
Cited
US2628836A
Cited
US2609686A
Cited
US2587715A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-22 | 1963-08-24 | 1964-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-22 | 1967-08-24 | 1968-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-22 | 1971-08-24 | 1972-02-23 | $7700.00 | Window Closed / Lapsed |