Patent US3208402A successfully refreshed from Google Patents.
US3208402A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Railroad and rapid transit car and undercarriage suspension system
Assignee: Individual
•
Filing: 1962-10-31
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Granted: 1965-09-28
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Expires: 1982-10-31
Abstract
No abstract record available.
Inventors
- 👤 Sidney H Bingham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:11
CPC Classifications
B; B61; B61F; B61F9/00; B60; B60G; B60G21/00; B60G21/02; B60G21/026; B61F5/00; B61F5/26; B61F5/30; B61F5/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
IN A RAILWAY VEHICLE A CAR BODY, A PAIR OF UNDERCARRIAGES EACH HAVING A BOLSTER, RESILIENT MEANS SECURED DIRECTLY BETWEEN EACH BOLSTER AT TRANSVERSELY SPACED POINTS AND SAID CAR BODY TO PROVIDE THE SOLE SUPPORT OF SAID CAR BODY ON SAID UNDERCARRIAGES, WHEEL SUPPORTING MEMBERS, VERTICALLY SPACED RIGID ARMS EXTENDING FROM SAID WHEEL SUPPORTING MEMBERS, LINKS PIVOTALLY CONNECTED BETWEEN THE ENDS OF SAID ARMS AND VERTICALLY SPACED POINTS ON SAID
Claim 2
Dependent Claim
70 words
IN A RAILWAY VEHICLE A CAR BODY, A PAIR OF UNDERCARRIAGES EACH HAVING A BOLSTER, RESILIENT MEANS SECURED DIRECTLY BETWEEN EACH BOLSTER AT TRANSVERSELY SPACED POINTS AND SAID CAR BODY TO PROVIDE THE SOLE SUPPORT OF SAID CAR BODY ON SAID UNDERCARRIAGES, WHEEL SUPPORTING MEMBERS, VERTICALLY SPACED RIGID ARMS EXTENDING FROM SAID WHEEL SUPPORTING MEMBERS, LINKS PIVOTALLY CONNECTED BETWEEN THE ENDS OF SAID ARMS AND VERTICALLY SPACED POINTS ON SAID
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-27 | 1969-03-29 | 1969-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-27 | 1973-03-29 | 1973-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-27 | 1977-03-29 | 1977-09-28 | $7700.00 | Window Closed / Lapsed |