US2813727A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle train assembly
Assignee: PRIOR PRODUCTS Inc
•
Filing: 1954-08-16
•
Granted: 1957-11-19
•
Expires: 1974-08-16
Abstract
No abstract record available.
Inventors
- 👤 Frank B Whalen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:06
CPC Classifications
B; B60; B60D; B60D1/00; B60D1/48; B60D1/481; B62; B62B; B62B5/00; B60D2001/001; B60D2001/005; B62B2207/00; B62B2207/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US526395A
Cited
US1339109A
Cited
US1501280A
Cited
US1880123A
Cited
US2371811A
Cited
US2405161A
Cited
US2596629A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-11-18 | 1961-05-20 | 1961-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-18 | 1965-05-20 | 1965-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-18 | 1969-05-20 | 1969-11-19 | $7700.00 | Window Closed / Lapsed |