US4114881A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ball retriever
Assignee: Individual
•
Filing: 1977-02-22
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Granted: 1978-09-19
•
Expires: 1997-02-22
Abstract
Abstract A ball retriever of the type primarily intended for use in picking up tennis balls, comprising a handle, a base mounted on one end of the handle, and a clip operatively attached to the base in ball-engaging relation to the surface of the tennis ball. The clip of the present invention includes a plurality of hooks disposed in nap-engaging relation to the tennis ball surface. Upon being engaged by the ball retriever of this invention, a tennis ball is held therein until removed by pulling.
Inventors
- 👤 David A. Norton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:16
CPC Classifications
A; A63; A63B; A63B47/00; A63B47/02; A63B49/00; A63B49/02; A63B49/08; A63B2209/00; A63B2209/10
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
205 words
A ball retriever primarily intended for use in picking up tennis balls, said retriever comprising: handle means; base means attached to one end of said handle means; and clip means attached to said base means, predetermined portions of said clip means being in engaging relation to corresponding portions of the surface of the tennis ball to be picked up, wherein said base means is defined by a frustrum of a right cone, the smaller side of said frustrum being closed and attached to said one end of said handle means and the larger side of said frustrum being open, said base means further comprising a plurality of tip means formed on the interior of said smaller frustrum side and a corresponding plurality of clip apertures being formed in said clip means whereby said clip means is attached to said base means by inserting each one of said tip means through a corresponding one of said clip apertures, said clip means further comprising a plurality of radially extending arms, the free ends of said arms extending toward said open larger side and having formed thereon said predetermined portions a plurality of hook means disposed in nap-engaging relation to said corresponding portions of said tennis ball surface.
Claim 2
Dependent Claim
205 words
A ball retriever primarily intended for use in picking up tennis balls, said retriever comprising: handle means; base means attached to one end of said handle means; and clip means attached to said base means, predetermined portions of said clip means being in engaging relation to corresponding portions of the surface of the tennis ball to be picked up, wherein said base means is defined by a frustrum of a right cone, the smaller side of said frustrum being closed and attached to said one end of said handle means and the larger side of said frustrum being open, said base means further comprising a plurality of tip means formed on the interior of said smaller frustrum side and a corresponding plurality of clip apertures being formed in said clip means whereby said clip means is attached to said base means by inserting each one of said tip means through a corresponding one of said clip apertures, said clip means further comprising a plurality of radially extending arms, the free ends of said arms extending toward said open larger side and having formed thereon said predetermined portions a plurality of hook means disposed in nap-engaging relation to said corresponding portions of said tennis ball surface.
Claim 3
Dependent Claim
29 words
A ball retriever as in claim 1 wherein said handle means comprises a tennis racket and said one end comprises the butt of the grip of said tennis racket.
Claim 4
Dependent Claim
17 words
A ball retriever as in claim 1 wherein said clip means is formed from a resilient material.
Claim 5
Dependent Claim
13 words
A ball retriever as in claim 1 wherein said hook means comprise teeth.
Claim 6
Dependent Claim
23 words
A ball retriever as in claim 4 wherein said teeth define a plane substantially parallel to said open larger side within said frustrum.
References Cited (Backward Citations)
US266598A
Cited
GB207138A
Cited
US1540823A
Cited
US1658145A
Cited
US3007726A
Cited
US3442544A
Cited
DE2254275A1
Cited
US3874666A
Cited
US4045068A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-09-18 | 1982-03-20 | 1982-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-09-18 | 1986-03-20 | 1986-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-09-18 | 1990-03-20 | 1990-09-19 | $7700.00 | Window Closed / Lapsed |