Inventor

Mary Wagner Colby

Inventor

West Hartford, CT, US

Overview

1997–2021

Patent span

Performing operations

Primary field (CPC B)

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

C04Bprimary

C04BLime, magnesia21%

B28BShaping clay or other ceramic compositions11%

H01FMagnets11%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%

A61LMethods or apparatus for sterilising materials or objects in general5%

B01DSeparation5%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form5%

F01DNon-positive displacement machines or engines, e.g. steam turbines5%

F04DNon-positive-displacement pumps5%

F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants5%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1997–2004Patents assigned to NORTHROP GRUMMAN CORP (4)· patent assignee history

1997–1999Based in Whittier, CA, US· patent location history

2004–2021Based in West Hartford, CT, US· patent location history

2020–2021Patents assigned to UNITED TECHNOLOGIES CORP (2)· patent assignee history

2021Patents assigned to RAYTHEON TECH CORP (1)· patent assignee history

Assignee and location history derived from the patent record.

Assignees

Locations

Location	Patents	Span
West Hartford, CT, US	3	2004–2021
Whittier, California, US	3	1997–1999