Patent US3486268A successfully refreshed from Google Patents.
US3486268A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toy construction kit
Assignee: Individual
•
Filing: 1966-04-06
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Granted: 1969-12-30
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Expires: 1986-04-06
Abstract
No abstract record available.
Inventors
- 👤 Artur Fischer Tumlingen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:43
CPC Classifications
A; A63; A63H; A63H33/00; A63H33/04; A63H33/06; A63H33/062; A63H33/08; A63H33/084; A63H33/088
Claims Analysis
Total Claims: 0
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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) | 1972-12-29 | 1973-06-30 | 1973-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-29 | 1977-06-30 | 1977-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-29 | 1981-06-30 | 1981-12-30 | $7700.00 | Window Closed / Lapsed |