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US4610659A Expired / Lapsed US ⏱️ 0.0 years remaining

Tampon pack

Assignee: Kenvue Germany GmH
•
Filing: 1984-01-26
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Granted: 1986-09-09
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Expires: 2004-01-26
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Abstract

Abstract A tampon pack, in particular for female hygiene, as indicated, which consists of a tampon applicator (1) having an applicator shell (2) and a plunger (3) telescopically mounted therein to be axially movable, and of a tampon (4) which is located in the applicator shell (2), has a withdrawal cord (5) and can be pushed out of the applicator shell (2) by means of the plunger (3), a flexible packaging film (6) being provided in the region of the introduction end (7) of the tampon (4) and being held on the applicator shell (2). The special point of the tampon pack is that the packaging film (6) surrounds substantially the entire surface of the tampon (4), is made to be substantially impermeable to water vapor and is provided, on the inside facing the tampon (4), with a coating having a high coefficient of sliding friction. An increase in the volume of the tampon, caused by moisture absorption during the storage period, is thereby prevented and/or alleviated on all sides, and it is ensured that the tampon (4) can easily be pushed out of the applicator shell (2). Moreover, packaging material is saved by this type of wrapping the tampon (4). (FIG. 1).

Inventors

  • 👤 Axel Friese

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-22 17:07
CPC Classifications
A; A61; A61F; A61F15/00; A61F15/001; A61F15/003

Claims Analysis

Total Claims: 8
Claim 1
Independent Claim 163 words
In a tampon pack, in particular for female hygiene comprising: a tampon having an introduction end and a rear end; said tampon disposed in an applicator shell open at both the introduction end and the rear end; a plunger telescopically mounted in said rear end of said applicator shell and axially moveable therein to push said tampon out of said applicator shell; the improvement comprising: said tampon being essentially totally enclosed, within said applicator shell, by a flexible packaging film; said film being formed into a closure adjacent the rear end of said tampon; said film being affixed to said applicator shell; opening means in said film for opening the film to allow the passage of the introduction end of the tampon therethrough; whereby, said tampon is protected from humidity prior to use and may be ejected from said shell by operating said opening means and pushing said tampon from said shell with said plunger while said film remains affixed to said shell.
Claim 2
Dependent Claim 163 words
In a tampon pack, in particular for female hygiene comprising: a tampon having an introduction end and a rear end; said tampon disposed in an applicator shell open at both the introduction end and the rear end; a plunger telescopically mounted in said rear end of said applicator shell and axially moveable therein to push said tampon out of said applicator shell; the improvement comprising: said tampon being essentially totally enclosed, within said applicator shell, by a flexible packaging film; said film being formed into a closure adjacent the rear end of said tampon; said film being affixed to said applicator shell; opening means in said film for opening the film to allow the passage of the introduction end of the tampon therethrough; whereby, said tampon is protected from humidity prior to use and may be ejected from said shell by operating said opening means and pushing said tampon from said shell with said plunger while said film remains affixed to said shell.
Claim 3
Dependent Claim 21 words
The tampon pack of claim 1 wherein said opening means comprise a tear strip at the introduction end of the film.
Claim 4
Dependent Claim 36 words
The tampon pack of claim 1 wherein said opening means comprise a closure at the introduction end of said film, said closure being openable by the pressure exerted there against as the plunger ejects said tampon.
Claim 5
Dependent Claim 18 words
The tampon pack of claim 1 wherein said film is affixed to the inside surface of said shell.
Claim 6
Dependent Claim 33 words
The tampon pack of claim 4 wherein said film extends beyond said closure at the rear end of said tampon and said extended portion is affixed to the inside surface of said shell.
Claim 7
Dependent Claim 18 words
The tampon pack of claim 1 wherein said film is affixed to the outside surface of said shell.
Claim 8
Dependent Claim 31 words
The tampon pack of claim 6 wherein said film extends beyond said introduction end of said tampon and is folded back and affixed to the outer surface of said application shell.

References Cited (Backward Citations)

US3139886A Cited
US3499447A Cited
US3674025A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1989-09-08 1990-03-10 1990-09-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1993-09-08 1994-03-10 1994-09-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1997-09-08 1998-03-10 1998-09-09 $7700.00 Window Closed / Lapsed

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