Inventor

John Christian Mason

Inventor
St. Louis, MO, US

Overview

1→
Patents
2013
Patent span
Chemistry
Primary field (CPC C)

Patents· 1 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes25%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments25%
C22BProduction and refining of metals25%
Y02PClimate change mitigation technologies in the production or processing of goods25%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2013Patents assigned to ACHILEFU SAMUEL (1)· patent assignee history
2013Patents assigned to LEE HYERAN (1)· patent assignee history
2013Patents assigned to LEE LEGAL REPRESENTATIVE HYERAN (1)· patent assignee history
2013Patents assigned to MASON JOHN CHRISTIAN (1)· patent assignee history
2013Patents assigned to UNIV WASHINGTON (1)· patent assignee history
2013Based in St. Louis, MO, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ACHILEFU SAMUEL12013
LEE HYERAN12013
LEE LEGAL REPRESENTATIVE HYERAN12013
MASON JOHN CHRISTIANself12013
UNIV WASHINGTON12013
Locations
LocationPatentsSpan
St. Louis, MO, US12013