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:
May. 30, 2006
Filed:
Feb. 06, 2003
Andrew John Ede, Cambridge, GB;
Peter John Houzego, Cambridge, GB;
John Martin Hewett, Suffolk, GB;
Pfizer Limited, Sandwich, GB;
Abstract
A method and apparatus for introducing powder into a pocket () using a dosator () having an elongate cavity with an open end and a plunger () opposite the open end moveable along the cavity so as to define, between the plunger () and the open end, a space of variable volume, the method including, with the plunger () defining a volume greater than that of the pocket (), inserting the open end into a source of powder so as to fill the volume with powder, positioning the open end over the pocket, driving the plunger so as to expel powder from the open end into the pocket and compress it to a predetermined bulk density and removing the open end from the pocket so as to leave the pocket full of powder with the predetermined bulk density.