US2706880A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1951-02-15
•
Granted: 1955-04-26
•
Expires: 1971-02-15
Abstract
No abstract record available.
Inventors
- 👤 Wilfred L Steuerwald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:17
CPC Classifications
A; A01; A01B; A01B23/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US187470A
Cited
US223982A
Cited
US1670602A
Cited
US1927458A
Cited
US1963426A
Cited
US2164577A
Cited
US2519717A
Cited
US2597533A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-04-25 | 1958-10-25 | 1959-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-04-25 | 1962-10-25 | 1963-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-04-25 | 1966-10-25 | 1967-04-26 | $7700.00 | Window Closed / Lapsed |