LexDanaLexDanabeta
Inventor

John Watson

Inventor
Oxon, GB

Overview

5→
Patents
1976–2012
Patent span
Performing operations
Primary field (CPC B)

Patents· 5 as inventor

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

A61Mprimary
A61MDevices for introducing media into, or onto, the body17%
B23BTurning17%
B28DWorking stone or stone-like materials17%
E21BEarth or rock drilling17%
Y10TTechnical subjects covered by former us classification17%
B65BMachines, apparatus or devices for, or methods of, packaging articles or materials8%
LOC248%
PatentTitleYear
8,298,173'Particle cassettes'20128,061,006'Particle cassette, method and kit therefor'2011D0519633'Syringe'20063,999,620'Core barrel'19763,999,619'Core barrel'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976Patents assigned to WATSON INC (2)· patent assignee history
1976Based in Fort Worth, TX, US· patent location history
2006–2011Patents assigned to POWDERJECT RES LTD (2)· patent assignee history
2006–2012Based in Oxon, GB· patent location history
2011–2012Patents assigned to WATSON JOHN (2)· patent assignee history
2011Patents assigned to FORD GRAHAM (1)· patent assignee history
2011Based in Oxford, GB· patent location history
2012Patents assigned to BATES NIGEL ROBERT (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
POWDERJECT RES LTD22006–2011
WATSON INC21976
WATSON JOHNself22011–2012
BATES NIGEL ROBERT12012
FORD GRAHAM12011
Locations
LocationPatentsSpan
Oxon, GB22006–2012
Fort Worth, Texas, US21976
Oxford, GB12011