Patent US5362056A successfully refreshed from Google Patents.
US5362056A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heads for golf clubs
Assignee: Individual
•
Filing: 1992-06-11
•
Granted: 1994-11-08
•
Expires: 2012-06-11
Abstract
Abstract The invention provides a putter clubhead having a substantially cylindrical striking head to avoid causing the ball to skid or jump on long putts. There is further provided a putter having a substantially cylindrical and rotatable striking portion.
Inventors
- 👤 Peter Minotti
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:25
CPC Classifications
A; A63; A63B; A63B53/00; A63B53/04; A63B53/0487; A63B53/0408; A63B53/0416; A63B53/0437; A63B53/0433; A63B53/0458
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
40 words
A golf clubhead comprising a striking head, a heel portion and a shank portion, said heel portion having a stem of reduced diameter extending therefrom and a cylindrical barrel rotatably carried by said stem forming a freely rotatable striking head.
Claim 2
Dependent Claim
40 words
A golf clubhead comprising a striking head, a heel portion and a shank portion, said heel portion having a stem of reduced diameter extending therefrom and a cylindrical barrel rotatably carried by said stem forming a freely rotatable striking head.
Claim 3
Dependent Claim
18 words
The golf clubhead of claim 1 wherein said striking head is about 3/4 to 11/2 inches in diameter.
Claim 4
Dependent Claim
16 words
The golf clubhead of claim 2 wherein said striking head is about 1 inch in diameter.
Claim 5
Dependent Claim
21 words
The golf clubhead of claim 1 wherein said striking head has a striking face about 3 to 5 inches in length.
Claim 6
Dependent Claim
16 words
The golf clubhead of claim 4 wherein said striking face is about 4 inches in length.
References Cited (Backward Citations)
US1177266A
Cited
US1983196A
Cited
US2388463A
Cited
US3319964A
Cited
US3394937A
Cited
US3578325A
Cited
US3840231A
Cited
US3909005A
Cited
GB1470768A
Cited
US3908996A
Cited
US3989257A
Cited
US4508342A
Cited
US4688799A
Cited
US4861038A
Cited
US4776594A
Cited
US4872684A
Cited
US4881737A
Cited
US5090698A
Cited
US5174567A
Cited
US5083779A
Cited
US5172915A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1997-11-07 | 1998-05-09 | 1998-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2001-11-07 | 2002-05-09 | 2002-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2005-11-07 | 2006-05-09 | 2006-11-08 | $7700.00 | Window Closed / Lapsed |