US4331331A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Game racquet and method of making
Assignee: SHAPE ACQUISTION Corp A CORP OF
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Filing: 1979-09-20
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Granted: 1982-05-25
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Expires: 1999-09-20
Abstract
Abstract A composite racquetball racquet comprises a molded synthetic plastic frame member on which is adhesively bonded a generally U-shaped channel and a synthetic plastic bumper strip is adhesively bonded over the channel outer periphery at the outer head portion of the frame. Mechanical interlock formations are provided between the plastic frame member and the metal channel side walls.
Inventors
- 👤 Robert E. Rodgers, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:22
CPC Classifications
A; A63; A63B; A63B49/00; A63B49/02; A63B49/10; A63B49/022; A63B60/00; A63B60/06
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
96 words
A method of making a game racquet comprising the steps of providing a preformed unitary synthetic plastic frame member having integral desired head, throat and handle end portions, said head including a yoke extending adjacent the throat to complete a closed perimeter for the stringing area, then using the outer periphery of said frame as a form bending a longitudinally bendable metal channel member snugly upon and along the outer periphery of said preformed frame to embrace said frame at least along the head and throat portions, and bonding said channel member to the preformed frame.
Claim 2
Independent Claim
96 words
A method of making a game racquet comprising the steps of providing a preformed unitary synthetic plastic frame member having integral desired head, throat and handle end portions, said head including a yoke extending adjacent the throat to complete a closed perimeter for the stringing area, then using the outer periphery of said frame as a form bending a longitudinally bendable metal channel member snugly upon and along the outer periphery of said preformed frame to embrace said frame at least along the head and throat portions, and bonding said channel member to the preformed frame.
Claim 3
Dependent Claim
35 words
The method of claim 1, wherein a longitudinally bendable bumper strip is adhesively bonded upon and along the outer periphery of said channel member at least at the head portion of said plastic frame member.
Claim 4
Dependent Claim
32 words
The method defined in claim 2 wherein said channel member and bumper strip are first bonded together to form a longitudinally bendable laminate that is then bonded onto said plastic frame member.
Claim 5
Dependent Claim
36 words
The method of claim 1, wherein after the channel has been bonded to the plastic frame member stringing holes are formed through the bottom of the channel and the head portion of the plastic frame member.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1985-05-24 | 1985-11-23 | 1986-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-05-24 | 1989-11-23 | 1990-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-05-24 | 1993-11-23 | 1994-05-25 | $7700.00 | Window Closed / Lapsed |