US2926804A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1957-08-21
•
Granted: 1960-03-01
•
Expires: 1977-08-21
Abstract
No abstract record available.
Inventors
- 👤 Fuhrmann John
- 👤 John B Stauss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:16
CPC Classifications
B; B66; B66F; B66F19/00; B62; B62B; B62B1/00; B62B1/18; B62B1/22; B62B2203/00; B62B2203/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US781624A
Cited
US1029045A
Cited
US1021880A
Cited
US1107821A
Cited
US1774791A
Cited
US2316938A
Cited
US2493824A
Cited
US2836315A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-01 | 1963-08-31 | 1964-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-01 | 1967-08-31 | 1968-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-01 | 1971-08-31 | 1972-03-01 | $7700.00 | Window Closed / Lapsed |