The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 13, 2021
Filed:
Mar. 13, 2017
Applicant:
Vectura Limited, Wiltshire, GB;
Inventors:
John Nicholas Staniforth, Wiltshire, GB;
Matthew Michael Green, Wiltshire, GB;
David Alexander Vodden Morton, Wiltshire, GB;
Assignee:
VECTURA LIMITED, Chippenham, GB;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 9/51 (2006.01); A61K 9/00 (2006.01); A61K 9/14 (2006.01); A61K 9/16 (2006.01); A61K 47/06 (2006.01); A61K 31/137 (2006.01); A61K 9/50 (2006.01); A61K 47/10 (2017.01); A61K 47/12 (2006.01); A61K 47/32 (2006.01); A61P 11/06 (2006.01);
U.S. Cl.
CPC ...
A61K 9/5115 (2013.01); A61K 9/008 (2013.01); A61K 9/0075 (2013.01); A61K 9/145 (2013.01); A61K 9/167 (2013.01); A61K 9/1617 (2013.01); A61K 9/50 (2013.01); A61K 9/501 (2013.01); A61K 9/5015 (2013.01); A61K 9/5089 (2013.01); A61K 31/137 (2013.01); A61K 47/06 (2013.01); A61K 47/10 (2013.01); A61K 47/12 (2013.01); A61K 47/32 (2013.01); A61P 11/06 (2018.01);
Abstract
The invention relates to a method for making composite active particles for use in a pharmaceutical composition for pulmonary administration, the method comprising a milling step in which particles of active material are milled in the presence of particles of an additive material which is suitable for the promotion of the dispersal of the composite active particles upon actuation of an inhaler. The invention also relates to compositions for inhalation prepared by the method.