Denver, Colorado
United States
6
2021-03-04
The entities that hold a legal rights for patent applications filed by inventor Calfee Peter William:
Peter William Calfee from Denver, US has applied for patents for these inventions. The list has both pending applications and granted patents:
System and method for determining an appropriate dose of a product
#2 | 2020-07-02System and method for multi-modal dosing device
#3 | 2020-07-02System and method for multi-modal dosing device
#4 | 2020-02-13System and method for managing concentrate usage of a user
#5 | 2018-06-28System and method for managing concentrate usage of a user
#6 | 2016-12-15Portable vaporizer for dosing concentrate material
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