Inventor

David Anthony Stark

Inventor

Singapore, SG

Overview

2013–2021

Patent span

Chemistry

Primary field (CPC C)

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

C09Dprimary

C09DCoating compositions, e.g. paints, varnishes or lacquers21%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds14%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients14%

C08LCompositions of macromolecular compounds14%

E21BEarth or rock drilling7%

G01DMeasuring not specially adapted for a specific variable7%

G01HMeasurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves7%

G01VGeophysics7%

G02BOptical elements, systems or apparatus7%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2013–2016Patents assigned to AKZO NOBEL COATINGS INT BV (3)· patent assignee history

2013–2014Patents assigned to STARK DAVID ANTHONY (2)· patent assignee history

2013–2014Patents assigned to WILLIAMS DAVID NEIL (2)· patent assignee history

2013Patents assigned to DAVIES CAIT MARIE (1)· patent assignee history

2013Based in Tyne & Wear, GB· patent location history

2014–2016Based in Singapore, SG· patent location history

2021Patents assigned to HALLIBURTON ENERGY SERVICES INC (1)· patent assignee history

2021Based in Houston, TX, US· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
AKZO NOBEL COATINGS INT BV	3	2013–2016
STARK DAVID ANTHONYself	2	2013–2014
WILLIAMS DAVID NEIL	2	2013–2014
DAVIES CAIT MARIE	1	2013
HALLIBURTON ENERGY SERVICES INC	1	2021

Locations