Patent US4278088A successfully refreshed from Google Patents.
US4278088A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bag tampon containing discrete pieces of absorbent
Assignee: Kimberly Clark Worldwide Inc
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Filing: 1979-10-22
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Granted: 1981-07-14
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Expires: 1999-10-22
Abstract
Abstract A bag-type tampon which has as its absorbent component discrete pieces of a rigid compressed dry shape retaining absorbent matt which is loosely dispersed throughout the interior of a fluid-permeable bag. The invention also includes a method for making the tampon.
Inventors
- 👤 William G. Reeves
- 👤 Douglas C. Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 01:14
CPC Classifications
A; A61; A61L; A61L15/00; A61L15/16; A61L15/42; A61L15/60; A61F; A61F13/00; A61F13/15; A61F13/20; A61F13/2051; A61L15/22; A61L15/28; Y; Y10; Y10S; Y10S604/00; Y10S604/904
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
24 words
A tampon comprising discrete pieces of a compressed, rigid dry-shape retaining absorbent paper-like matt primarily containing cellulosic fibers loosely dispersed in a fluid-permeable bag.
Claim 2
Dependent Claim
24 words
A tampon comprising discrete pieces of a compressed, rigid dry-shape retaining absorbent paper-like matt primarily containing cellulosic fibers loosely dispersed in a fluid-permeable bag.
Claim 3
Dependent Claim
16 words
The tampon of claim 1 in which the pieces are in the form of curled strips.
Claim 4
Dependent Claim
16 words
The tampon of claim 1 in which the strips are not greater than 1.0 inch wide.
Claim 5
Dependent Claim
13 words
The tampon of claim 1 in which the absorbent material includes a hydrogel.
References Cited (Backward Citations)
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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) | 1984-07-13 | 1985-01-12 | 1985-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-07-13 | 1989-01-12 | 1989-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-07-13 | 1993-01-12 | 1993-07-14 | $7700.00 | Window Closed / Lapsed |