Inventor

David Aaron Larson

Inventor

St. Charles, IL, US

Overview

1985–2017

Patent span

Chemistry

Primary field (CPC C)

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

LOC08primary

LOC0817%

H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers14%

Y10TTechnical subjects covered by former us classification11%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form6%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds6%

C08JWorking-up6%

C08LCompositions of macromolecular compounds6%

C09DCoating compositions, e.g. paints, varnishes or lacquers6%

C09JAdhesives6%

G01NInvestigating or analysing materials by determining their chemical or physical properties6%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1985–1987Patents assigned to LARSON DAVID A (3)· patent assignee history

1985–1988Based in Downers Grove, IL, US· patent location history

2000–2001Patents assigned to LARSON SYSTEMS INC (2)· patent assignee history

2000–2001Based in Isanti, MN, US· patent location history

2004–2006Based in Green Lane, PA, US· patent location history

2014–2017Patents assigned to NOMIS LLC (11)· patent assignee history

2014–2017Patents assigned to LARSON DAVID AARON (10)· patent assignee history

2014–2017Patents assigned to ADKINS EDWARD D (2)· patent assignee history

2014–2017Based in St. Charles, IL, US· patent location history

2015Based in Rolling Meadows, IL, US· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations