US3423872A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transparent sphere with rotating balls therein
Assignee: ASHFORD B DODSON
•
Filing: 1964-09-14
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Granted: 1969-01-28
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Expires: 1984-09-14
Abstract
No abstract record available.
Inventors
- 👤 Ashford B Dodson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 04:32
CPC Classifications
A; A63; A63H; A63H33/00; A63F; A63F3/00; A63F3/04; A63F3/0434; A63F2003/0439; A63F2003/0444
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
A DEVICE COMPRISING A HOLLOW BODY OF TRANSPARENT PLASTICS MATERIAL AND OF SUBSTANTIALLY OBLATE SPHEROIDAL FORMATION, SAID HOLLOW BODY HAVING A HOLLOW HANDLE PROTRUDING OUTWARDLY FROM ONE POLAR REGION THEREOF, AT LEAST ONE BALL WITHIN SAID HOLLOW BODY, A PASSAGE BETWEEN THE
Claim 2
Independent Claim
42 words
A DEVICE COMPRISING A HOLLOW BODY OF TRANSPARENT PLASTICS MATERIAL AND OF SUBSTANTIALLY OBLATE SPHEROIDAL FORMATION, SAID HOLLOW BODY HAVING A HOLLOW HANDLE PROTRUDING OUTWARDLY FROM ONE POLAR REGION THEREOF, AT LEAST ONE BALL WITHIN SAID HOLLOW BODY, A PASSAGE BETWEEN THE
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) | 1972-01-28 | 1972-07-29 | 1973-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-28 | 1976-07-29 | 1977-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-28 | 1980-07-29 | 1981-01-28 | $7700.00 | Window Closed / Lapsed |