US4183168A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flying disk toy
Assignee: Individual
•
Filing: 1978-09-14
•
Granted: 1980-01-15
•
Expires: 1998-09-14
Abstract
Abstract A circular disk, having opposing flat surfaces, is provided with a spiral groove in one of the flat surfaces for receiving one end of a crank handle and horizontally rotating the disk about its axis and subsequent release of the disk by centrifugal force.
Inventors
- 👤 Roger E. Ross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 22:32
CPC Classifications
A; A63; A63H; A63H33/00; A63H33/18
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
70 words
A flying disk toy, comprising: a disk having opposing flat surfaces and having an elongated spiral groove formed in one said surface beginning near the center of said disk and terminating at the perimeter of said disk; and, means for launching said disk into the air comprising a crank having a rotatable head at one end coacting with said groove and having a handle journalled by its other end portion.
Claim 2
Dependent Claim
70 words
A flying disk toy, comprising: a disk having opposing flat surfaces and having an elongated spiral groove formed in one said surface beginning near the center of said disk and terminating at the perimeter of said disk; and, means for launching said disk into the air comprising a crank having a rotatable head at one end coacting with said groove and having a handle journalled by its other end portion.
Claim 3
Dependent Claim
43 words
The toy according to claim 1 in which the groove is shallow U-shaped characterized by opposing parallel side walls normal to the axis of the disk and a flat bottom surface normal to said side walls and in which said head is cylindrical.
Claim 4
Dependent Claim
22 words
The toy according to claim 2 in which the groove describes at least one complete revolution about the axis of the disk.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-01-14 | 1983-07-16 | 1984-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-01-14 | 1987-07-16 | 1988-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-01-14 | 1991-07-16 | 1992-01-15 | $7700.00 | Window Closed / Lapsed |