Patent US3100458A successfully refreshed from Google Patents.
US3100458A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molded railway vehicle bodies
Assignee: Rolls Royce Composite Materials Ltd
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Filing: 1958-12-29
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Granted: 1963-08-13
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Expires: 1978-12-29
Abstract
No abstract record available.
Inventors
- 👤 Baker William Andrew
- 👤 Thompson Alan William
- 👤 Lane Francis Murray
- 👤 Poslett Jack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:56
CPC Classifications
B; B61; B61D; B61D17/00; B61D17/04; B61D17/043; B61D17/045; B29; B29C; B29C44/00; B29C44/02; B29C44/12; B29C65/00; B29C65/02; B29C66/00; B29C66/50; B29C66/51; B29C66/54; B61D17/005; B29C66/70; B29C66/71; B29C66/72; B29C66/721; B29C66/7212; B29C66/7214; B29C66/72141; B29C66/727; B29K; B29K2105/00; B29K2105/06; Y; Y02; Y02T; Y02T30/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
A CHASSISLESS RAILWAY VEHICLE COMPRISING A SHELL, TWO BOGIES NEAR OPPOSITE ENDS OF THE SAID SHELL, AND MEANS FOR APPLYING FORCE TO THE SHELL NEAR EACH END, THE SAID SHELL BEING COMPOSED OF TWO TROUGH-SHAPED MOULDINGS CONSTITUTING THE PARTS OF THE SAID SHELL LYING ON OPPOSITE SIDES OF A LONGITUDINAL PLANE AND JOINED TO ONE ANOTHER ALONG BOTH PAIRS OF ADJACENT LONGITUDINAL EDGES AT THE SAID LONGITUDINAL PLANE, EACH OF THE SAID TWO MOULDINGS
Claim 2
Dependent Claim
74 words
A CHASSISLESS RAILWAY VEHICLE COMPRISING A SHELL, TWO BOGIES NEAR OPPOSITE ENDS OF THE SAID SHELL, AND MEANS FOR APPLYING FORCE TO THE SHELL NEAR EACH END, THE SAID SHELL BEING COMPOSED OF TWO TROUGH-SHAPED MOULDINGS CONSTITUTING THE PARTS OF THE SAID SHELL LYING ON OPPOSITE SIDES OF A LONGITUDINAL PLANE AND JOINED TO ONE ANOTHER ALONG BOTH PAIRS OF ADJACENT LONGITUDINAL EDGES AT THE SAID LONGITUDINAL PLANE, EACH OF THE SAID TWO MOULDINGS
References Cited (Backward Citations)
US2242269A
Cited
US2197950A
Cited
US2356008A
Cited
US2438185A
Cited
US2723154A
Cited
US2744042A
Cited
US2814524A
Cited
US2962323A
Cited
US2907284A
Cited
US2883233A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-12 | 1967-02-11 | 1967-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-12 | 1971-02-11 | 1971-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-12 | 1975-02-11 | 1975-08-13 | $7700.00 | Window Closed / Lapsed |