Patent US3500577A successfully refreshed from Google Patents.
US3500577A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tumbling doll
Assignee: Remco Industries Inc
•
Filing: 1968-09-26
•
Granted: 1970-03-17
•
Expires: 1988-09-26
Abstract
No abstract record available.
Inventors
- 👤 Philip D Bart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:41
CPC Classifications
A; A63; A63H; A63H13/00; A63H13/02; A63H13/04; A63H13/12
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE220516C
Cited
FR712870A
Cited
DE562874C
Cited
US2633669A
Cited
US2656646A
Cited
US3163960A
Cited
US3269056A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-16 | 1973-09-15 | 1974-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-16 | 1977-09-15 | 1978-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-16 | 1981-09-15 | 1982-03-17 | $7700.00 | Window Closed / Lapsed |