US4405310A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sanitary napkin assembly
Assignee: Colgate Palmolive Co
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Filing: 1981-10-27
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Granted: 1983-09-20
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Expires: 2001-10-27
Abstract
Abstract A sanitary napkin assembly comprising a pair of absorbent pads with a mounting sheet or strip therebetween. The bottom absorbent pad is optionally used on days of severe menstration and is attached to the upper absorbent pad by adhesive on the mounting sheet or strips. The mounting sheet has a plurality of openings therein through which fluid can pass. When only one pad is used, the mounting sheet or strips has a peelable waterproof thin sheet adhesively secured thereto.
Inventors
- 👤 Hamzeh Karami
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:10
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/45; A61F13/47; A61F13/474; A61F13/56; A61F13/58; A61F13/505; A61F2013/5055; A61F2013/583
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
118 words
A sanitary napkin assembly comprising an absorbent pad, means secured to said absorbent pad for attaching the sanitary napkin assembly to a waistband, mounting means comprising a first thin sheet having a plurality of spaced openings therein, adhesive means coated on both sides of said first sheet, said adhesive means on one side of said first sheet fixedly attaching said first sheet to said absorbent pad, a second thin sheet of an imperforate waterproof material removably secured to said first sheet by said adhesive means on the other side of said thin sheet so that when said second sheet is peeled from said first sheet, an absorbent pad can be adhesively secured below said first recited absorbent pad.
Claim 2
Dependent Claim
118 words
A sanitary napkin assembly comprising an absorbent pad, means secured to said absorbent pad for attaching the sanitary napkin assembly to a waistband, mounting means comprising a first thin sheet having a plurality of spaced openings therein, adhesive means coated on both sides of said first sheet, said adhesive means on one side of said first sheet fixedly attaching said first sheet to said absorbent pad, a second thin sheet of an imperforate waterproof material removably secured to said first sheet by said adhesive means on the other side of said thin sheet so that when said second sheet is peeled from said first sheet, an absorbent pad can be adhesively secured below said first recited absorbent pad.
Claim 3
Dependent Claim
21 words
A sanitary napkin assembly according to claim 1, wherein said first sheet conforms to the contours of said first absorbent pad.
Claim 4
Dependent Claim
44 words
A sanitary napkin assembly according to claim 1, wherein said second absorbent pad is affixed to the adhesive means on said other side of said first strip so that fluid from said first strip passes through said first openings into said second absorbent pad.
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) | 1986-09-19 | 1987-03-21 | 1987-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-09-19 | 1991-03-21 | 1991-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-09-19 | 1995-03-21 | 1995-09-20 | $7700.00 | Window Closed / Lapsed |