US4936700A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid absorbent cap for delivery system for toiletries
Assignee: Procter and Gamble Co
•
Filing: 1983-09-02
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Granted: 1990-06-26
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Expires: 2003-09-02
Abstract
Abstract A liquid absorbent cap means fitting over the applicator surface of a device for applying liquid materials to the skin with a poromeric applicator surface.
Inventors
- 👤 Edward Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:50
CPC Classifications
B; B65; B65D; B65D47/00; B65D47/42; A; A45; A45D; A45D34/00; A45D34/04; A45D2200/00; A45D2200/10; A45D2200/1009; A45D2200/1018
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
112 words
In combination with a liquid container having a porous plastic applicator head having omnidirectional capillary liquid passages, a liquid impervious closure cap adapted to fit on the top of said container, said cap having an absorbent pad in the crown thereof, said pad being positioned and having a configuration to be in contact with a substantial area of said applicator head when said cap is fitted onto said container, wherein, when said cap is on said container; said pad acts to absorb liquid or vapor from said liquid container, and to give up absorbed liquid to said porous applicator head in response to change in relative pressures inside and outside said container.
Claim 2
Dependent Claim
112 words
In combination with a liquid container having a porous plastic applicator head having omnidirectional capillary liquid passages, a liquid impervious closure cap adapted to fit on the top of said container, said cap having an absorbent pad in the crown thereof, said pad being positioned and having a configuration to be in contact with a substantial area of said applicator head when said cap is fitted onto said container, wherein, when said cap is on said container; said pad acts to absorb liquid or vapor from said liquid container, and to give up absorbed liquid to said porous applicator head in response to change in relative pressures inside and outside said container.
Claim 3
Dependent Claim
22 words
The cap of claim 1 wherein said cap is made of a plastic material and is threaded to fit on said container.
Claim 4
Dependent Claim
20 words
The cap of claim 1 wherein said pad is held in place by an annular ring fitted within said cap.
Claim 5
Dependent Claim
39 words
The cap of claim 1 wherein said cap comprises an inner cap of low density plastic material, said pad being within said inner cap and an outer cap of high density plastic material is fitted over said inner cap.
Claim 6
Dependent Claim
21 words
The cap of claim 4 wherein said pad is held in place by an annular ring fitting within said inner cap.
Claim 7
Dependent Claim
14 words
The cap of claim 1 wherein said absorbent pad is made of nylon fibers.
References Cited (Backward Citations)
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1993-06-25 | 1993-12-25 | 1994-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-06-25 | 1997-12-25 | 1998-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-06-25 | 2001-12-25 | 2002-06-26 | $7700.00 | Window Closed / Lapsed |