Patent US3275320A successfully refreshed from Google Patents.
US3275320A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetically liftable foot positioning block for golfers
Assignee: Individual
•
Filing: 1963-11-22
•
Granted: 1966-09-27
•
Expires: 1983-11-22
Abstract
No abstract record available.
Inventors
- 👤 John K Hydock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:29
CPC Classifications
A; A63; A63B; A63B69/00; A63B69/36; A63B69/3667; A63B69/3673; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20918
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
AN ANCHOR BLOCK FOR POSITIONING THE RIGHT FOOT OF A GOLFER WHILE SWINGING A GOLF CLUB, SAID BLOCK HAVING A FLAT BASE, SPIKES PROJECTING DOWNWARDLY FROM THE BASE FOR PENETRATING INTO THE GROUND, AN INCLINED UPPER FACE ON ONE SIDE OF THE BLOCK FOR TILTING THE OVERLAPPING FOOT OF A GOLFER STANDING THEREON, AND A MAGNET EMBEDDED IN THE
Claim 2
Dependent Claim
59 words
AN ANCHOR BLOCK FOR POSITIONING THE RIGHT FOOT OF A GOLFER WHILE SWINGING A GOLF CLUB, SAID BLOCK HAVING A FLAT BASE, SPIKES PROJECTING DOWNWARDLY FROM THE BASE FOR PENETRATING INTO THE GROUND, AN INCLINED UPPER FACE ON ONE SIDE OF THE BLOCK FOR TILTING THE OVERLAPPING FOOT OF A GOLFER STANDING THEREON, AND A MAGNET EMBEDDED IN 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) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |