IP Library Granted Patent US 11,191,701
Granted Patent B2
US 11,191,701 · App. 16/444,800 · Granted Dec 7, 2021

Excipient free N-Acetyl glucosamine tablets and method of making

Inventors: Willem Wassenaar (Toronto, CA); Brandon Wren (Scarborough, CA)
Assignee: PurePharm, Inc.
A61J3/10A61K9/2095A61K31/7008B29C43/003B29C43/02
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Quick Facts
Patent No.
US 11,191,701
App. No.
16/444,800
Granted
Dec 7, 2021
Kind
B2
Abstract

The present invention is a method of making excipient free N-Acetylglucosamine tablets and also the excipient free N-Acetylglucosamine tablets in a variety of sizes, in particular 10 gram tablets. These excipient free tablets are palatable and suitable for consumption by horses, smaller animals and humans. In the method of making these tablets, of N-Acetylglucosamine powder is mixed with a specific amount of water, to bring about a moldable mass which is formed into suitably sized tablets through compression in a tablet mold. The solvent water is then allowed to evaporate leaving behind an excipient free N-Acetylglucosamine tablet.

Claims (4)

1. A method of making excipient free N-Acetylglucosamine chewable tablets by wetting N-Acetylglucosamine powder with 4% to 15% w/w purified water to form a mix, compressing the mix into wells of a mold to form individual wet tablets in each of the wells, expressing the wet tablets, and allowing the water to evaporate from the wet tablets.

2. The method of claim 1 , in which allowing the water to evaporate from the wet tablets consists of placing the wet tablets in a drying chamber.

3. The method of claim 1 , in which the amount of N-Acetylglucosamine in the excipient free N-Acetylglucosamine tablets is between 200 mg to 20 grams.

4. The method of claim 1 , in which the amount of N-Acetylglucosamine in the excipient free N-Acetylglucosamine tablets is 10 grams.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 9, 2019
From: WASSENAAR, WILLEM; WREN, BRANDON
To: PUREPHARM INC.
Reel/Frame 049703/0022 →
Priority Claims (1)
CA CA 3008722 · Jun 19, 2018 · national
Continuity (1)
Related Publication 20190380912A1 · Dec 19, 2019