US3268223A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotatable playground device
Assignee: Individual
•
Filing: 1964-03-18
•
Granted: 1966-08-23
•
Expires: 1984-03-18
Abstract
No abstract record available.
Inventors
- 👤 Jr Harold C Woodsum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:00
CPC Classifications
A; A63; A63G; A63G13/00; A63G13/02; A63G13/04; Y; Y10; Y10S; Y10S273/00; Y10S273/07
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
A PLAYGROUND DEVICE, COMPRISING: A VERTICALLY DISPOSED MEMBER HAVING MEANS OF FIXED SUPPORT PROVIDED AT THE LOWER END THEREOF, A TURNTABLE INCLUDING MEANS FOR LEANING SUPPORT FOR PERSONS STANDING THEREON, MEANS ROTATABLY MOUNTING SAID TURNTABLE ON THE UPPER END OF SAID MEMBER, AND SAID MEMBER HAVING A LENGTH-TO-RADIUS RATIO PERMISSIVE OF OSCILLATING MOVEMENT UNDER THE CONTROL AND INFLUENCE OF PERSONS SUPPORTED ON SAID TURNTABLE AND IN THE COURSE OF SHIFTING THEIR WEIGHT.
Claim 2
Dependent Claim
72 words
A PLAYGROUND DEVICE, COMPRISING: A VERTICALLY DISPOSED MEMBER HAVING MEANS OF FIXED SUPPORT PROVIDED AT THE LOWER END THEREOF, A TURNTABLE INCLUDING MEANS FOR LEANING SUPPORT FOR PERSONS STANDING THEREON, MEANS ROTATABLY MOUNTING SAID TURNTABLE ON THE UPPER END OF SAID MEMBER, AND SAID MEMBER HAVING A LENGTH-TO-RADIUS RATIO PERMISSIVE OF OSCILLATING MOVEMENT UNDER THE CONTROL AND INFLUENCE OF PERSONS SUPPORTED ON SAID TURNTABLE AND IN THE COURSE OF SHIFTING THEIR WEIGHT.
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) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |