US3288368A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible slot-racing track
Assignee: Individual
•
Filing: 1964-04-10
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Granted: 1966-11-29
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Expires: 1984-04-10
Abstract
No abstract record available.
Inventors
- 👤 Irvin R Athearn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:23
CPC Classifications
A; A63; A63H; A63H18/00; A63H18/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A FLEXIBLE ROADWAY FOR A MODEL VEHICLE OF THE TYPE WHICH IS ELECTRICALLY POWERED AND PROVIDED WITH SLOTFOLLOWER AND ELECTRICAL PICK-UP MEANS, WHICH ROADWAY INCLUDES: A LAMINATED ROAD STRUCTURE COMPRISED OF A BASE LAMINATION OF READILY DEFORMABLE ELASTIC MATERIAL HAVING A THICKNESS SUBSTANTIALLY GREATER THAN THE DEPTH OF SLOT REQUIRED FOR SAID SLOT-FOLLOWER, AND A SURFACE LAMINATION OF RELATIVELY THIN, FLEXIBLE, BUT DEFORMATION-RESISTANT MATERIAL, SAID ROADWAY STRUCTURE BEING SLOTTED TO GUIDE SAID MODEL VEHICLE BY SAID SLOT FOLLOWER; AND ELECTRIC TRACK MEANS ON EACH SIDE OF SAID SLOT COMPRISED OF A RIBBON OF CONDUCTIVE MATERIAL, SAID RIBBON HAVING LOOPS OF SURPLUS MATERIAL AT SPACED INTERVALS ALONG ITS LENGTH.
Claim 2
Dependent Claim
108 words
A FLEXIBLE ROADWAY FOR A MODEL VEHICLE OF THE TYPE WHICH IS ELECTRICALLY POWERED AND PROVIDED WITH SLOTFOLLOWER AND ELECTRICAL PICK-UP MEANS, WHICH ROADWAY INCLUDES: A LAMINATED ROAD STRUCTURE COMPRISED OF A BASE LAMINATION OF READILY DEFORMABLE ELASTIC MATERIAL HAVING A THICKNESS SUBSTANTIALLY GREATER THAN THE DEPTH OF SLOT REQUIRED FOR SAID SLOT-FOLLOWER, AND A SURFACE LAMINATION OF RELATIVELY THIN, FLEXIBLE, BUT DEFORMATION-RESISTANT MATERIAL, SAID ROADWAY STRUCTURE BEING SLOTTED TO GUIDE SAID MODEL VEHICLE BY SAID SLOT FOLLOWER; AND ELECTRIC TRACK MEANS ON EACH SIDE OF SAID SLOT COMPRISED OF A RIBBON OF CONDUCTIVE MATERIAL, SAID RIBBON HAVING LOOPS OF SURPLUS MATERIAL AT SPACED INTERVALS ALONG ITS LENGTH.
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) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |