IP Library Granted Patent US 12,433,358
Granted Patent B2
US 12,433,358 · App. 17/903,440 · Granted Oct 7, 2025

Disposable gloves and methods of using and making

Inventors: Evan Oravec (Riverwoods, IL); Katie MacLeod (Lisle, IL); Margaret Stephens (Wildwood, IL)
Assignee: Medline Industries, LP
A41D19/0048A41D13/1209A41D19/0003A41D19/0006A41D19/001A41D19/0058A41D19/0075A41D19/043A61B42/10A61B42/40B05D1/18B05D3/107B05D7/02B29C41/00A41D19/0062A41D2400/52A61B2017/00526B05D3/0272
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Quick Facts
Patent No.
US 12,433,358
App. No.
17/903,440
Granted
Oct 7, 2025
Kind
B2
Abstract

A disposable glove and a method for making the disposable glove that reduces or eliminates glove cuff roll-down. The disposable glove includes a treated area on the interior surface of the glove that extends from the hand area to a portion of the wrist-forearm area of the glove but such that at least a portion of the interior near the glove opening is untreated. The untreated portion of the interior surface of the disposable glove resists glove cuff roll-down when the glove is positioned on a user's hand and forearm.

Claims (17)

1. A method of making a disposable glove comprising:

forming an untreated glove on a former;

dipping a portion of the untreated glove on the former into a solution of chlorine gas diluted in water to yield a partially treated glove such that a first region of the untreated glove proximal finger-receiving receptacles of the untreated glove is treated with chlorine and a second region of the untreated glove proximal a wrist and forearm section of the untreated glove is untreated with chlorine, wherein the first region of the partially treated glove has a relatively lower-friction surface compared with the second region of the partially treated glove that remains untreated to thereby retain a higher level of tackiness relative to the first region of the partially treated glove;

removing the partially treated glove from the former with the second region of the partially treated glove being uncoated with any other substances such that the second region of the partially treated glove is exposed;

inverting the partially treated glove so that the portion comprises a portion of an interior surface; and

inserting the partially treated glove having the untreated and uncoated second region in a package.

2. The method of claim 1 wherein the former is universally handed such that the partially treated glove is universally handed.

3. The method of claim 1 wherein the wrist section includes a beaded glove portion.

4. The method of claim 1 wherein a concentration of the chlorine gas is in a range of 500 ppm to 800 ppm.

5. The method of claim 1 , wherein the forming of the untreated glove comprises dipping the former into a tank of uncured nitrile.

6. The method of claim 1 , wherein the forming of the untreated glove comprises dipping the former into a tank of uncured nitrile multiple times, wherein the wrist section includes a beaded glove portion, and wherein a concentration of the chlorine gas is in a range of 500 ppm to 800 ppm.

7. The method of claim 5 wherein the forming of the untreated glove comprises dipping the former into the tank of uncured nitrile multiple times.

8. A package of disposable medical gloves comprising a container and a plurality of disposable gloves packed in the container;

individual disposable gloves of the plurality of disposable gloves including a first region treated with chlorine gas diluted in water and a second region that is untreated with chlorine gas diluted in water and uncoated with any other substances, the second region has a relatively higher-friction surface compared with the first region to thereby retain a higher level of tackiness relative to the first region.

9. The package of claim 8 , the individual disposable gloves comprising a nitrile material.

10. The package of claim 8 , the individual disposable gloves having a thickness ranging from about 5.5 mil to about 13 mil.

11. The package of claim 8 , wherein the individual disposable gloves include a beaded glove portion.

Assignments (6)
PATENT SECURITY AGREEMENT Recorded May 28, 2026
From: MEDLINE INDUSTRIES, LP
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS NOTES COLLATERAL AGENT
Reel/Frame 075643/0462 →
PATENT SECURITY AGREEMENT Recorded Jan 12, 2026
From: MEDLINE INDUSTRIES, LP F/K/A/ MEDLINE INDUSTRIES, INC.
To: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
Reel/Frame 074331/0430 →
PATENT SECURITY AGREEMENT Recorded Jun 20, 2025
From: MEDLINE INDUSTRIES, LP
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS NOTES COLLATERAL AGENT
Reel/Frame 071672/0100 →
SECURITY INTEREST Recorded Apr 2, 2024
From: MEDLINE INDUSTRIES, LP
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS NOTES COLLATERAL AGENT
Reel/Frame 066971/0808 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 6, 2022
From: ORAVEC, EVAN; MACLEOD, KATIE; STEPHENS, MARGARET
To: MEDLINE INDUSTRIES, INC.
Reel/Frame 060997/0648 →
CHANGE OF NAME Recorded Sep 6, 2022
From: MEDLINE INDUSTRIES, INC.
To: MEDLINE INDUSTRIES, LP
Reel/Frame 061386/0147 →