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US3402943A
Expired / Lapsed
US
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Chassis coupling arrangement
Assignee: Pullman Inc
•
Filing: 1966-05-19
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Granted: 1968-09-24
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Expires: 1986-05-19
Abstract
No abstract record available.
Inventors
- 👤 John J Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 21:55
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/64; B60P1/6418; B60P1/6481
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-24 | 1972-03-25 | 1972-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-24 | 1976-03-25 | 1976-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-24 | 1980-03-25 | 1980-09-24 | $7700.00 | Window Closed / Lapsed |