Inventor

Dorothy Lukco

Inventor
Sagamore Hills, OH, US

Overview

11→
Patents
1986–2019
Patent span
Chemistry
Primary field (CPC C)

Patents· 11 as inventor

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

Y10Tprimary
Y10TTechnical subjects covered by former us classification21%
C04BLime, magnesia18%
C22CAlloys15%
C03CChemical composition of glasses, glazes or vitreous enamels12%
C23CCoating metallic material6%
G01NInvestigating or analysing materials by determining their chemical or physical properties6%
H10DInorganic electric semiconductor devices6%
B22FWorking metallic powder3%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form3%
C23GCleaning or de-greasing of metallic material by chemical methods other than electrolysis3%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986Patents assigned to KENNECOTT CORP (1)· patent assignee history
1986Based in Macedonia, OH, US· patent location history
1992–1993Patents assigned to STANDARD OIL CO OHIO (4)· patent assignee history
1992–2019Based in Sagamore Hills, OH, US· patent location history
1993Patents assigned to STANDARD OIL CO (2)· patent assignee history
1994Patents assigned to CARBORUNDUM CO (1)· patent assignee history
2011–2019Patents assigned to NASA (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
STANDARD OIL CO OHIO41992–1993
NASA22011–2019
STANDARD OIL CO21993
CARBORUNDUM CO11994
KENNECOTT CORP11986
Locations
LocationPatentsSpan
Sagamore Hills, OH, US101992–2019
Macedonia, OH, US11986