US2946397A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ladder mount for vehicles
Assignee: Individual
•
Filing: 1958-02-06
•
Granted: 1960-07-26
•
Expires: 1978-02-06
Abstract
No abstract record available.
Inventors
- 👤 Wilfred A Berberich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:53
CPC Classifications
E; E06; E06C; E06C5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US303520A
Cited
US1882628A
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US2085921A
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US2237853A
Cited
US2551351A
Cited
US2569254A
Cited
US2715974A
Cited
US2746628A
Cited
US2840290A
Cited
US2834491A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-26 | 1964-01-25 | 1964-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-26 | 1968-01-25 | 1968-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-26 | 1972-01-25 | 1972-07-26 | $7700.00 | Window Closed / Lapsed |