Patent US3735923A successfully refreshed from Google Patents.
US3735923A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Looped traffic accessory
Assignee: Mattel Inc
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Filing: 1970-08-13
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Granted: 1973-05-29
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Expires: 1990-08-13
Abstract
Abstract A flexible track for toy vehicles has one end connected to a bracket on a C clamp, the clamp being engaged with an elevated support so the track droops to the floor below. Accessory means in the form of starting gates, loops, ski jumps, banked curves, finish gates, and track mergers may be connected to the track to interact with toy vehicles.
Inventors
- 👤 E W Brigham
- 👤 Branche W La
- 👤 A W B Nash
- 👤 H F Newman
- 👤 T E See
- 👤 A M Smith
- 👤 A S Woodward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:20
CPC Classifications
A; A63; A63H; A63H18/00; A63H18/02; A63H18/028
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
106 words
Apparatus for forming a looped toy vehicle path from flexible guide track sections comprising: a pair of substantially identical base members, each having an upwardly curved vehicle guiding portion extending from a substantially horizontal end to an upwardly sloping end; connecting means extending from each end for connecting a vehicle guiding track section thereto in alignment with said ends, respectively; and means securing said base members together in side-by-side relation with said substantially horizontal ends extending in respectively opposite directions whereby opposite ends of a section of flexible trackway may be connected to said connecting means at said upwardly sloping ends to form a helical loop.
Claim 2
Dependent Claim
106 words
Apparatus for forming a looped toy vehicle path from flexible guide track sections comprising: a pair of substantially identical base members, each having an upwardly curved vehicle guiding portion extending from a substantially horizontal end to an upwardly sloping end; connecting means extending from each end for connecting a vehicle guiding track section thereto in alignment with said ends, respectively; and means securing said base members together in side-by-side relation with said substantially horizontal ends extending in respectively opposite directions whereby opposite ends of a section of flexible trackway may be connected to said connecting means at said upwardly sloping ends to form a helical loop.
Claim 3
Dependent Claim
113 words
Apparatus for forming a looped toy vehicle path from flexible guide track sections comprising: a pair of substantially ideNtical base members, each having an upwardly curved vehicle guiding portion extending from a substantially horizontal end to an upwardly sloping end; tongue means extending from each end for connecting a vehicle guiding track section thereto in alignment with said ends, respectively; and interlocking protuberances and sockets on said base members securing said base members together in side-by-side relation with said substantially horizontal ends extending in respectively opposite directions whereby opposite ends of a section of flexible trackway may be connected to said connecting means at said upwardly sloping ends to form a helical loop.
Claim 4
Dependent Claim
113 words
Apparatus for forming a looped toy vehicle path from flexible guide track sections comprising: a pair of substantially ideNtical base members, each having an upwardly curved vehicle guiding portion extending from a substantially horizontal end to an upwardly sloping end; tongue means extending from each end for connecting a vehicle guiding track section thereto in alignment with said ends, respectively; and interlocking protuberances and sockets on said base members securing said base members together in side-by-side relation with said substantially horizontal ends extending in respectively opposite directions whereby opposite ends of a section of flexible trackway may be connected to said connecting means at said upwardly sloping ends to form a helical loop.
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) | 1976-05-28 | 1976-11-27 | 1977-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-05-28 | 1980-11-27 | 1981-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-05-28 | 1984-11-27 | 1985-05-29 | $7700.00 | Window Closed / Lapsed |