US3254608A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicles and transportation systems
Assignee: Alden Self Transit Systems Corp
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Filing: 1965-03-29
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Granted: 1966-06-07
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Expires: 1985-03-29
Abstract
No abstract record available.
Inventors
- 👤 William L Alden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:59
CPC Classifications
B; B61; B61B; B61B15/00; B62; B62D; B62D1/00; B62D1/24; B62D1/26
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
130 words
IN COMBINATION WITH A TRANSPORTATION SYSTEM HAVING A VEHICLE SUPPORT MEMBER OF INDETERMINATE LENGTH, FIXED GUIDE MEANS DISPOSED PARALLEL TO AND COEXTENSIVE WITH SAID SUPPORT MEMBER, HAVING A FIRST SURFACE ASSOCIATED WITH A FIRST LINE AND A SECOND SURFACE ASSOCIATED WITH A SECOND LINE, A VEHICLE FOR USE WITH SAID SUPPORT AND GUIDE MEMBERS, SAID VEHICLE INCLUDING DRIVE MEANS ADAPTED TO COOPERATE WITH SAID SUPPORT MEMBER FOR PROPELLING SAID VEHICLE ALONG SAID SUPPORT MEMBER, AND CONTROL MEANS COOPERATING WITH SAID GUIDE MEANS FOR PROVIDING DIRECTIONAL CONTROL WHILE SAID VEHICLE IS ON SAID TRANSPORTATION SYSTEM, SAID CONTROL MEANS INCLUDING A UNIT ADAPTED TO ENGAGE SAID GUIDE MEANS SURFACE AND BEING MOVABLE BETWEEN A FIRST POSITION FOR ENGAGEMENT WITH SAID RIRST SURFACE AND A SECOND POSITION FOR ENGAGEMENT WITH SAID SECOND SURFACE.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |