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. 17, 2022
Filed:
May. 02, 2018
Sanofi, Paris, FR;
Michael Schabbach, Frankfurt am Main, DE;
Alexander Allerdings, Frankfurt am Main, DE;
Christoph Dette, Frankfurt am Main, DE;
Martin Otten, Frankfurt am Main, DE;
Christian Pommereau, Frankfurt am Main, DE;
Dietmar Hammen, Frankfurt am Main, DE;
Paul Edward Jansen, Boston, MA (US);
Ulrich Brueggemann, Bridgewater, NJ (US);
Sanofi, Paris, FR;
Abstract
An injection device is provided, comprising a cartridge configured to hold a volume of fluid, the cartridge having a proximal end and a distal end through which the fluid is dispensed; a first stopper disposed in the cartridge and configured to move from the proximal end toward the distal end to cause the fluid to be dispensed through the distal end of the cartridge; a second stopper disposed at the distal end of the cartridge, the second stopper including an aperture through which the fluid is dispensed; a reflector disposed at the distal end of the cartridge; and a transmitter and a receiver disposed in the first stopper, the transmitter configured to transmit one or more waves toward the reflector and the receiver configured to receive reflections of the one or more waves from at least the reflector.