US3406571A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Golf practice device including distance and deviation measurement indicators
Assignee: STANDON ASSOCIATES Ltd
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Filing: 1964-01-14
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Granted: 1968-10-22
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Expires: 1984-01-14
Abstract
No abstract record available.
Inventors
- 👤 Hackey Donald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:10
CPC Classifications
A; A63; A63B; A63B69/00; A63B69/0073; A63B69/0091
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
APPARATUS FOR PRACTISING GOLF COMPRISING A BASE; A FRAME; MEANS JOURNALLING SAID FRAME TO SAID BASE FOR ROTATION ABOUT A VERTICAL AXIS; A ROTOR; MEANS JOURNALLING SAID ROTOR ON SAID FRAME FOR ROTATION ABOUT A HORIZONTAL AXIS OFFSET FROM SAID VERTICAL AXIS, SAID ROTOR INCLUDING A DUMMY GOLF BALL AND A FIRST COUNTERWEIGHT WHICH ARE RADIALLY SPACED FROM SAID HORIZONTAL AXIS ON OPPOSITE SIDES THEREOF WHEREBY SAID ROTOR IS DYNAMICALLY BALANCED ABOUT SAID HORIZONTAL AXIS, SAID GOLF BALL BEING POSITIONED ON SAID ROTOR FOR MOVEMENT IN A VERTICAL PLANE PASSING THROUGH SAID VERTICAL AXIS, SAID FRAME INCLUDING A SECOND COUNTERWEIGHT STATICALLY BALANCING SAID FRAME AND SAID ROTOR JOURNALLED THEREON; A FIRST ELECTRO-MECHANICAL TRANSDUCER; FIRST MEANS MECHANICALLY COUPLING SAID FIRST TRANS-
Claim 2
Dependent Claim
120 words
APPARATUS FOR PRACTISING GOLF COMPRISING A BASE; A FRAME; MEANS JOURNALLING SAID FRAME TO SAID BASE FOR ROTATION ABOUT A VERTICAL AXIS; A ROTOR; MEANS JOURNALLING SAID ROTOR ON SAID FRAME FOR ROTATION ABOUT A HORIZONTAL AXIS OFFSET FROM SAID VERTICAL AXIS, SAID ROTOR INCLUDING A DUMMY GOLF BALL AND A FIRST COUNTERWEIGHT WHICH ARE RADIALLY SPACED FROM SAID HORIZONTAL AXIS ON OPPOSITE SIDES THEREOF WHEREBY SAID ROTOR IS DYNAMICALLY BALANCED ABOUT SAID HORIZONTAL AXIS, SAID GOLF BALL BEING POSITIONED ON SAID ROTOR FOR MOVEMENT IN A VERTICAL PLANE PASSING THROUGH SAID VERTICAL AXIS, SAID FRAME INCLUDING A SECOND COUNTERWEIGHT STATICALLY BALANCING SAID FRAME AND SAID ROTOR JOURNALLED THEREON; A FIRST ELECTRO-MECHANICAL TRANSDUCER; FIRST MEANS MECHANICALLY COUPLING SAID FIRST TRANS-
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) | 1971-10-22 | 1972-04-22 | 1972-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-22 | 1976-04-22 | 1976-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-22 | 1980-04-22 | 1980-10-22 | $7700.00 | Window Closed / Lapsed |