Patent US3201128A successfully refreshed from Google Patents.
US3201128A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pitching disc optionally capable of sticking or sliding
Assignee: Individual
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Filing: 1963-03-18
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Granted: 1965-08-17
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Expires: 1983-03-18
Abstract
No abstract record available.
Inventors
- 👤 Palovik Joseph John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:50
CPC Classifications
A; A63; A63B; A63B67/00; A63B67/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
A PITCHING DISC OPTIONALLY CAPABLE OF STICKING OR SLIDING ON A HORIZONTAL TARGET SURFACE, SAID DISC COMPRISING A FLEXIBLE, RESILIENT, CIRCULAR DISC OF A SIZE AND WEIGHT SUITABLE TO BE GRASPED AND THROWN, HAVING A DIAMETER TO THICKNESS RATIO OF BETWEEN FIVE AND TEN, THE EDGE OF SAID DISC BEING CYLINDRICAL SO THAT THE LINE OF CONTACT BETWEEN TWO DISCS MAKING AN EDGE-TO EDGE IMPACT IS PERPENDICULAR TO THE PLANE OF THE DISCS, ONE SIDE OF SAID DISC HAVING A SHAPE BETWEEN FLATNESS AND A CONVEXITY OF ABOUT 1/32 INCH SO AS TO SIDE WITHOUT TENDENCY TO OVERTURN, AND THE OTHER SIDE OF SAID DISC BEING CONCAVE SUBSTANTIALLY TO THE DISC EDGE SO AS TO LEAVE A THIN FLEXIBLE PERIPHERAL RIM CAPABLE OF MAKING CONTACT WITH A FLAT SURFACE ALONG A CONTINUOUS CIRCULAR LINE.
Claim 2
Dependent Claim
134 words
A PITCHING DISC OPTIONALLY CAPABLE OF STICKING OR SLIDING ON A HORIZONTAL TARGET SURFACE, SAID DISC COMPRISING A FLEXIBLE, RESILIENT, CIRCULAR DISC OF A SIZE AND WEIGHT SUITABLE TO BE GRASPED AND THROWN, HAVING A DIAMETER TO THICKNESS RATIO OF BETWEEN FIVE AND TEN, THE EDGE OF SAID DISC BEING CYLINDRICAL SO THAT THE LINE OF CONTACT BETWEEN TWO DISCS MAKING AN EDGE-TO EDGE IMPACT IS PERPENDICULAR TO THE PLANE OF THE DISCS, ONE SIDE OF SAID DISC HAVING A SHAPE BETWEEN FLATNESS AND A CONVEXITY OF ABOUT 1/32 INCH SO AS TO SIDE WITHOUT TENDENCY TO OVERTURN, AND THE OTHER SIDE OF SAID DISC BEING CONCAVE SUBSTANTIALLY TO THE DISC EDGE SO AS TO LEAVE A THIN FLEXIBLE PERIPHERAL RIM CAPABLE OF MAKING CONTACT WITH A FLAT SURFACE ALONG A CONTINUOUS CIRCULAR LINE.
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) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |