(19)
(11) EP 3 935 366 A1

(12)

(43) Date of publication:
12.01.2022 Bulletin 2022/02

(21) Application number: 20767008.4

(22) Date of filing: 05.03.2020
(51) International Patent Classification (IPC): 
G01N 15/06(2006.01)
G01F 1/86(2006.01)
G01G 17/04(2006.01)
G01N 15/10(2006.01)
G01N 21/51(2006.01)
G01N 25/08(2006.01)
G01F 1/36(2006.01)
 A24F 40/40(2020.01)
G01F 1/88(2006.01)
G01N 15/02(2006.01)
G01N 21/17(2006.01)
G01N 21/59(2006.01)
G06M 11/00(2006.01)
(52) Cooperative Patent Classification (CPC):
A24F 40/10; A24F 40/51; A24F 40/50; A24F 40/65
(86) International application number:
PCT/CA2020/050292
(87) International publication number:
WO 2020/176988 (10.09.2020 Gazette 2020/37)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 05.03.2019 US 201962813845 P
13.09.2019 US 201962899828 P

(71) Applicant: Canopy Growth Corporation
Smiths Falls, Ontario K7A 0A8 (CA)

(72) Inventors:
  • DAVIS, Stephen
    Ottawa, Ontario K2J 1G8 (CA)
  • EVANS, Philip
    Smiths Falls, Ontario K7A 0A8 (CA)
  • KRAWCZYK, Steve
    Palo Alto, California 94303 (US)
  • PENNEY, Steven
    Ottawa, Ontario K2M 2J7 (CA)
  • PICCOLI, John
    Smiths Falls, Ontario K7A 0A8 (CA)
  • ROSS, Alexander
    Ottawa, Ontario K2C 4B2 (CA)
  • STEWART, Andrew
    Ottawa, Ontario K2J 1G8 (CA)

(74) Representative: Murgitroyd & Company 
Murgitroyd House 165-169 Scotland Street
Glasgow G5 8PL
Glasgow G5 8PL (GB)

   


(54) SYSTEM AND METHOD FOR MEASURING PAYLOAD DOSAGE IN A VAPORIZATION DEVICE