Inventor

Dennis W. Butcher

Inventor

Longmont, CO, US

Overview

2014–2021

Patent span

Human necessities

Primary field (CPC A)

Patents· 21 as inventor

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

A61Bprimary

A61BDiagnosis55%

A61NElectrotherapy16%

Y10TTechnical subjects covered by former us classification16%

B29CShaping or joining of plastics8%

H01RElectrically-conductive connections5%

PatentTitleYear

11,000,330Surgical forceps2021 10,980,557Blade deployment mechanisms for surgical forceps2021 10,729,488Vessel sealing instrument2020 10,327,836Blade deployment mechanisms for surgical forceps2019 10,327,834Surgical tissue sealer2019 10,201,384Vessel sealing instrument2019 10,188,450Blade deployment mechanisms for surgical forceps2019 9,795,439'Vessel sealing instrument'2017 9,655,672'Vessel sealing instrument'2017 9,636,169'Electrosurgical instrument'2017 9,539,049'Monopolar pencil with integrated bipolar/ligasure tweezers'2017 9,498,279'Vessel sealing instrument'2016 9,381,060'Blade deployment mechanisms for surgical forceps'2016 9,211,657'Surgical tissue sealer'2015 9,113,908'Seal plate with insulation displacement connection'2015 9,060,780'Methods of manufacturing shafts for surgical instruments'2015 9,023,035'Monopolar pencil with integrated bipolar/ligasure tweezers'2015 9,017,372'Blade deployment mechanisms for surgical forceps'2015 8,845,636'Seal plate with insulation displacement connection'2014 8,752,264'Surgical tissue sealer'2014 8,679,140'Surgical clamping device with ratcheting grip lock'2014

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2014–2021Patents assigned to COVIDIEN LP (21)· patent assignee history

2014–2017Patents assigned to BUTCHER DENNIS W (8)· patent assignee history

2014–2017Patents assigned to ARTALE RYAN C (6)· patent assignee history

2014–2017Patents assigned to ALLEN IV JAMES D (5)· patent assignee history

2014–2017Patents assigned to HEMPSTEAD RUSSELL D (4)· patent assignee history

2014–2021Based in Longmont, CO, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
COVIDIEN LP	21	2014–2021
BUTCHER DENNIS Wself	8	2014–2017
ARTALE RYAN C	6	2014–2017
ALLEN IV JAMES D	5	2014–2017
HEMPSTEAD RUSSELL D	4	2014–2017

Locations

Location	Patents	Span
Longmont, CO, US	21	2014–2021