Patent US5069452A successfully refreshed from Google Patents.
US5069452A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Racket handle butt plate
Assignee: Individual
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Filing: 1990-08-29
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Granted: 1991-12-03
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Expires: 2010-08-29
Abstract
Abstract Disclosed is a racket handle butt plate for mounting on the rear end of a racket handle, which comprises an elongated octagonal socket body made of rigid plastic injection molded material, having a single opening at one side for the insertion therein of a racket handle and being covered with a layer of resilient material of pre-determined thickness by means of a secondary injection molding process, so that the butt plate has a rigid inner structure and a soft outer surface.
Inventors
- 👤 Dennis Chen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 01:33
CPC Classifications
A; A63; A63B; A63B49/00; A63B49/02; A63B49/08; A63B60/00; A63B60/06; A63B60/16; A63B60/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A racket handle butt plate for mounting on the rear end of a racket handle comprising: an elongated octangonal socket body made of rigid plastic material; said socket body having a single opening on one end for the insertion therein of said racket handle and being covered with a layer of resilient material with a pre-determined thickness gradually reduced from the rear end of said butt plate toward the front end thereof; said layer of resilient material substantially protruding beyond the front edge of said socket body and being folded over to adhere the inner surface of the front edge of said socket so as to prevent said layer of resilient material from sliding off said socket body.
Claim 2
Dependent Claim
118 words
A racket handle butt plate for mounting on the rear end of a racket handle comprising: an elongated octangonal socket body made of rigid plastic material; said socket body having a single opening on one end for the insertion therein of said racket handle and being covered with a layer of resilient material with a pre-determined thickness gradually reduced from the rear end of said butt plate toward the front end thereof; said layer of resilient material substantially protruding beyond the front edge of said socket body and being folded over to adhere the inner surface of the front edge of said socket so as to prevent said layer of resilient material from sliding off said socket body.
References Cited (Backward Citations)
GB323770A
Cited
GB1142073A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1994-12-02 | 1995-06-03 | 1995-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1998-12-02 | 1999-06-03 | 1999-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2002-12-02 | 2003-06-03 | 2003-12-03 | $7700.00 | Window Closed / Lapsed |