Patent US3075705A successfully refreshed from Google Patents.
US3075705A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Model railroad equipment
Assignee: Individual
•
Filing: 1959-08-13
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Granted: 1963-01-29
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Expires: 1979-08-13
Abstract
No abstract record available.
Inventors
- 👤 John R Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:11
CPC Classifications
A; A63; A63H; A63H19/00; A63H19/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
AN ACCESSORY FOR SUPPORTING AND SUPPLYING ENERGY TO A TOY TRAIN TRACK SYSTEM COMPRISING, A FLEXIBLE MATLIKE STRUCTURE OF INSULATION MATERIAL HAVING SUBSTANTIAL WIDTH AND LENGTH AND CAPABLE OF BEING ROLLED TO REDUCE THE SIZE THEREOF, SAID FLEXIBLE MAT-LIKE STRUCTURE WHEN UNROLLED INTO A SUBSTANTIALLY FLAT PLANE UPON A SUPPORTING SURFACE FORMING A SUPPORTING BASE ADAPTED TO SUPPORT A TOY TRAIN TRACK SYSTEM ON THE UPPER SURFACE THEREOF, A PLURALITY OF EXPOSED ELECTRICAL CIRCUIT TERMINALS DISTRIBUTED OVER THE UPPER SURFACE OF SAID MAT TO PROVIDE CIRCUIT
Claim 2
Dependent Claim
86 words
AN ACCESSORY FOR SUPPORTING AND SUPPLYING ENERGY TO A TOY TRAIN TRACK SYSTEM COMPRISING, A FLEXIBLE MATLIKE STRUCTURE OF INSULATION MATERIAL HAVING SUBSTANTIAL WIDTH AND LENGTH AND CAPABLE OF BEING ROLLED TO REDUCE THE SIZE THEREOF, SAID FLEXIBLE MAT-LIKE STRUCTURE WHEN UNROLLED INTO A SUBSTANTIALLY FLAT PLANE UPON A SUPPORTING SURFACE FORMING A SUPPORTING BASE ADAPTED TO SUPPORT A TOY TRAIN TRACK SYSTEM ON THE UPPER SURFACE THEREOF, A PLURALITY OF EXPOSED ELECTRICAL CIRCUIT TERMINALS DISTRIBUTED OVER THE UPPER SURFACE OF SAID MAT TO PROVIDE CIRCUIT
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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) | 1966-01-28 | 1966-07-30 | 1967-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-28 | 1970-07-30 | 1971-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-28 | 1974-07-30 | 1975-01-29 | $7700.00 | Window Closed / Lapsed |