Patent US2660830A successfully refreshed from Google Patents.
US2660830A
Expired / Lapsed
US
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Power-operated doll eye and lid mechanism
Assignee: Individual
•
Filing: 1950-09-25
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Granted: 1953-12-01
•
Expires: 1970-09-25
Abstract
No abstract record available.
Inventors
- 👤 George H Jentzen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:28
CPC Classifications
A; A63; A63H; A63H3/00; A63H3/36; A63H3/38; A63H3/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB189322622A
Cited
GB189409811A
Cited
US723761A
Cited
GB191402869A
Cited
FR20606E
Cited
US2136006A
Cited
US2106333A
Cited
US2220719A
Cited
US2274694A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-30 | 1957-06-01 | 1957-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-30 | 1961-06-01 | 1961-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-30 | 1965-06-01 | 1965-12-01 | $7700.00 | Window Closed / Lapsed |