Patent US3139283A successfully refreshed from Google Patents.
US3139283A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Golf practice mat
Assignee: Individual
•
Filing: 1961-02-28
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Granted: 1964-06-30
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Expires: 1981-02-28
Abstract
No abstract record available.
Inventors
- 👤 William P Lester
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:08
CPC Classifications
A; A63; A63B; A63B69/00; A63B69/36; A63B69/3661
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
115 words
A GOLF PRACTICE MAT COMPRISING A SHEET OF FLEXIBLE MATERIAL AND AN ARRAY OF CLOSELY SPACED ELONGATED FLEXIBLE SUPPORTS ARISING FROM ONE SIDE OF SAID SHEET, AN ELASTIC CUSHION AT THE OTHER SIDE OF SAID SHEET, SAID SHEET, SUPPORTS AND CUSHION CONSTITUTING A UNITARY MOLDING, SAID CUSHION HAVING A THICKNESS COMPARABLE TO THE RADIUS OF A GOLF BALL AND ACTING AS A CUSHION FOR DEFLECTION OF SAID SHEET ON THE IMPACT OF A GOLF CLUB, AND FASTENING MEANS SECURED TO THE GROUND AND TO SAID SHEET FOR SECURING THE MAT IN POSTION ON THE GROUND OR SIMILAR SUPPORT, SAID FASTENING MEANS RESISTING MOVEMENT OF SAID MAT ON THE GROUND ON IMPACT OF THE GOLF CLUB.
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) | 1967-06-30 | 1967-12-30 | 1968-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-30 | 1971-12-30 | 1972-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-30 | 1975-12-30 | 1976-06-30 | $7700.00 | Window Closed / Lapsed |