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US3402503A
Expired / Lapsed
US
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Model vehicle tile track system with accessories
Assignee: Glass Marvin and Associates
•
Filing: 1965-09-24
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Granted: 1968-09-24
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Expires: 1985-09-24
Abstract
No abstract record available.
Inventors
- 👤 Marvin I Glass
- 👤 Gordon A Barlow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:30
CPC Classifications
A; A63; A63H; A63H18/00; A63H18/005; A63H18/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1350873A
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US1576140A
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GB503477A
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US2260003A
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US2687304A
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US3025626A
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GB907252A
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US3290498A
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US3352054A
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US3228607A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-24 | 1972-03-25 | 1972-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-24 | 1976-03-25 | 1976-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-24 | 1980-03-25 | 1980-09-24 | $7700.00 | Window Closed / Lapsed |