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Patent US3493207A successfully refreshed from Google Patents.
US3493207A
Expired / Lapsed
US
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Fifth wheel plate for foldable stanchion
Assignee: Pullman Standard Inc
•
Filing: 1967-09-27
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Granted: 1970-02-03
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Expires: 1987-09-27
Abstract
No abstract record available.
Inventors
- 👤 Ray L Ferris
- 👤 Herbert S Wille
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:05
CPC Classifications
B; B61; B61D; B61D45/00; B61D45/001; B61D45/004; B61D45/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1991507A
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US1981233A
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US2144243A
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US2861818A
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US2833558A
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US3181480A
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US3164346A
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US3190595A
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US3225707A
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US3314691A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-02 | 1973-08-04 | 1974-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-02 | 1977-08-04 | 1978-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-02 | 1981-08-04 | 1982-02-03 | $7700.00 | Window Closed / Lapsed |