IP Library › Granted Patent US 12,427,113
Granted Patent B2
US 12,427,113 · App. 17/768,659 · Granted Sep 30, 2025

Cellulose composition, tablet, and orally disintegrating tablet

Inventors: Tadahiro Kumagai (Tokyo, JP); Yuji Hayashi (Tokyo, JP)
Assignee: ASAHI KASEI KABUSHIKI KAISHA
A61K9/2054A61K9/0056A61K9/2018
View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 12,427,113
App. No.
17/768,659
Granted
Sep 30, 2025
Kind
B2
Abstract

A cellulose composition containing cellulose, glucose and sorbitol, wherein a total content of glucose and sorbitol is 0.7 mg or more and 4.0 mg or less per 5 g of the cellulose composition. A tablet contains the cellulose composition. An orally disintegrating tablet contains the cellulose composition.

Claims (9)

1. A cellulose composition comprising cellulose, and a water-soluble substance comprising glucose and sorbitol,

wherein a total content of glucose and sorbitol is 0.7 mg or more and 4.0 mg or less per 5 g of said cellulose composition.

2. The cellulose composition according to claim 1 , wherein the content of the water-soluble substance is 2.5 mg or more and 12.5 mg or less per 5 g of said cellulose composition.

3. The cellulose composition according to claim 1 , wherein a content of glucose is 0.3 mg or more and less than 4.0 mg per 5 g of said cellulose composition.

4. The cellulose composition according to claim 1 , wherein a content of sorbitol is 0.2 mg or more and less than 4.0 mg per 5 g of said cellulose composition.

5. The cellulose composition according to claim 1 , wherein said cellulose composition is a powder, and an average particle size of the powder is 10 μm or more and 200 μm or less.

6. The cellulose composition according to claim 1 , wherein a water absorption rate is 2.0 g 2 /s or more and 9.0 g 2 /s or less.

7. A tablet comprising the cellulose composition of claim 1 .

8. An orally disintegrating tablet comprising the cellulose composition of claim 1 .

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 13, 2022
From: KUMAGAI, TADAHIRO; HAYASHI, YUJI
To: ASAHI KASEI KABUSHIKI KAISHA
Reel/Frame 059587/0131 →
Continuity (1)
Related Publication 20230059899A1 · Feb 23, 2023
References Cited (28)
US 5576014A · Mizumoto · 1996 [cited by examiner]
US 9267050B2 · Heiskanen et al. · 2016 [cited by applicant]
US 9592199B2 · Obae · 2017 [cited by examiner]
US 20150110900A1 · Obae et al. · 2015 [cited by applicant]
US 20150150804A1 · Obae et al. · 2015 [cited by applicant]
US 20150238424A1 · Hiramura et al. · 2015 [cited by applicant]
US 20190008749A1 · Harris et al. · 2019 [cited by applicant]
CN 103893141 · 2014 [cited by applicant]
EA 013211B1 · 2010 [cited by applicant]
JP 57195101 · 1982 [cited by applicant]
JP 11217401 · 1999 [cited by applicant]
JP 11263723 · 1999 [cited by applicant]
JP 2000016930 · 2000 [cited by applicant]
JP 2001172430 · 2001 [cited by applicant]
JP 2005162841 · 2005 [cited by applicant]
JP 2006061038 · 2006 [cited by applicant]
JP 2011503186 · 2011 [cited by applicant]
JP 2014218447 · 2014 [cited by applicant]
WO 2009064480 · 2009 [cited by applicant]
WO 2013180246 · 2013 [cited by applicant]
WO 2013180248 · 2013 [cited by applicant]
WO 2013180249 · 2013 [cited by applicant]
WO 2014046035 · 2014 [cited by applicant]
WO 2016203009A1 · 2016 [cited by applicant]
WO 2018021265 · 2018 [cited by applicant]
Supplementary European Search Report issued in EP Patent Application No. 19951729.3, Oct. 28, 2022. [cited by applicant]
International Search Report issued with respect to Patent application PCT/JP2019/043581, dated Dec. 10. 2019, with English translation. [cited by applicant]
Written Opinion of the International Searching Authority issued in International Application No. PCT/JP2019/043581, dated Dec. 10, 2019, along with an English translation thereof. [cited by applicant]