US3374000A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination vehicle
Assignee: ERVIN H WETZEL
•
Filing: 1966-04-25
•
Granted: 1968-03-19
•
Expires: 1986-04-25
Abstract
No abstract record available.
Inventors
- 👤 Ervin H Wetzel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:20
CPC Classifications
B; B60; B60D; B60D1/00; B60D1/48; B60D1/481; B62; B62B; B62B15/00; B62B15/001; B62B15/004; B62B15/008; B60D2001/001; B60D2001/005; B62B2207/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1409501A
Cited
US1477513A
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US1546805A
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US2155714A
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US2219905A
Cited
US2607604A
Cited
US2583191A
Cited
US2790196A
Cited
US3026121A
Cited
US3145029A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-19 | 1971-09-18 | 1972-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-19 | 1975-09-18 | 1976-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-19 | 1979-09-18 | 1980-03-19 | $7700.00 | Window Closed / Lapsed |