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Patent US3784208A successfully refreshed from Google Patents.
US3784208A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Golf swing improving device
Assignee: Individual
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Filing: 1973-01-23
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Granted: 1974-01-08
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Expires: 1993-01-23
Abstract
Abstract A pliant shape-holding mat having generally the shape of an elongated isosceles triangle for use by golfers. Indicia defining a straight line is provided to denote the relatively short height of the mat and a golf tee receiving opening is provided about midway of the line and about 1 inch normally offset therefrom.
Inventors
- 👤 M Weygandt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:53
CPC Classifications
A; A63; A63B; A63B69/00; A63B69/36; A63B69/3661
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
87 words
A portable device for aiding a golfer in driving a golf ball along a straight path comprising; a pliant shape-holding mat; said mat shaped in a generally isosceles triangular configuration with the base having a length of about three to six times the height and a height of from about 4 to about 8 inches; indicia denoting the height of said mat; and a golf tee receiving opening through said mat about midway of the length of the denoting indicia and about one inch normally offset therefrom.
Claim 2
Dependent Claim
87 words
A portable device for aiding a golfer in driving a golf ball along a straight path comprising; a pliant shape-holding mat; said mat shaped in a generally isosceles triangular configuration with the base having a length of about three to six times the height and a height of from about 4 to about 8 inches; indicia denoting the height of said mat; and a golf tee receiving opening through said mat about midway of the length of the denoting indicia and about one inch normally offset therefrom.
Claim 3
Dependent Claim
32 words
The invention defined in claim 1 wherein the length of the base of the generally triangular mat is about 24 inches and the height of the triangular mat is about 5 inches.
Claim 4
Dependent Claim
16 words
The invention defined in claim 2 wherein the mat is formed of natural or synthetic rubber.
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) | 1977-01-07 | 1977-07-09 | 1978-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-01-07 | 1981-07-09 | 1982-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-01-07 | 1985-07-09 | 1986-01-08 | $7700.00 | Window Closed / Lapsed |