Patent US3645008A successfully refreshed from Google Patents.
US3645008A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Article having handle portion with internal desiccant-containing cartridge
Assignee: Individual
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Filing: 1970-10-16
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Granted: 1972-02-29
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Expires: 1990-10-16
Abstract
Abstract Means for drying handle portions of articles such as tennis rackets or the like subject to being wetted by perspiration in use, comprising desiccant-containing cartridge carried in chamber interiorly of handle portion and passageways communicating chamber with exterior surface of handle portion. A moistureproof container is shown for storing and/or drying the cartridges, the container preferably including a desiccant material having greater adsorptivity than the desiccant material of the cartridges.
Inventors
- 👤 Kurt Delsack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:21
CPC Classifications
A; A63; A63B; A63B49/00; A63B49/02; A63B49/08; A63B60/00; A63B60/06; A63B60/08; A63B60/18
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
80 words
In an article including a handle portion adapted to be grasped by a hand in use of the article and having an exterior surface which is wetted by perspiration from the hand, the improvement which comprises means defining a chamber interiorly of said handle portion, desiccant means contained within said chamber, and passageway means communicating said chamber with said exterior surface of said handle portion to permit said desiccant means to dry said exterior surface during use of the article.
Claim 2
Dependent Claim
80 words
In an article including a handle portion adapted to be grasped by a hand in use of the article and having an exterior surface which is wetted by perspiration from the hand, the improvement which comprises means defining a chamber interiorly of said handle portion, desiccant means contained within said chamber, and passageway means communicating said chamber with said exterior surface of said handle portion to permit said desiccant means to dry said exterior surface during use of the article.
Claim 3
Dependent Claim
73 words
The improvement of claim 1 wherein said handle portion comprises an elongated element having one end secured to the article and having a spaced free end, said chamber being defined by an elongated bore extending interiorly of said handle portion, said bore extending to and through said free end of said handle portion to define an opening, and removable closure means sealingly engaged in said opening to permit replacement of said desiccant means.
Claim 4
Dependent Claim
34 words
The improvement of claim 2 wherein said desiccant means includes a permeable cartridge means containing a quantity of a desiccant, said cartridge means being replaceable through said opening on removal of said closure means.
Claim 5
Dependent Claim
46 words
The improvement of claim 1 wherein said handle portion comprises an elongated element including tubular wall portions having an interior surface defining said chamber, and a multiplicity of passageways extending through said wall portions between said interior surface and the exterior surface of said wall portions.
Claim 6
Dependent Claim
19 words
The improvement of claim 4 further including a poromeric wrapping material covering said exterior surface of said wall portions.
Claim 7
Dependent Claim
25 words
The improvement of claim 4 further including channel means defined in said interior and said exterior surfaces of said wall portions and interconnecting said passageways.
Claim 8
Dependent Claim
14 words
The improvement of claim 4 wherein said wall portions comprise a tubular perforated frame.
Claim 9
Dependent Claim
47 words
The improvement of claim 4 wherein said desiccant means includes a granular desiccant material, said passageways being larger than the particle size of at least a portion of said desiccant material, further including a permeable cartridge means containing said desiccant material and removably carried by said chamber.
Claim 10
Dependent Claim
22 words
The improvement of claim 1 wherein said article is a tennis racket, said handle portion being covered by a poromeric wrapping material.
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) | 1975-02-28 | 1975-08-30 | 1976-02-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-02-28 | 1979-08-30 | 1980-02-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-02-28 | 1983-08-30 | 1984-02-29 | $7700.00 | Window Closed / Lapsed |