Inventor

Carmo J. Pereira

Inventor
Silver Spring, MD, US

Overview

16→
Patents
1985–2015
Patent span
Performing operations
Primary field (CPC B)

Patents· 16 as inventor

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

B01Jprimary
B01JChemical or physical processes, e.g. catalysis or colloid chemistry24%
B01DSeparation17%
Y02TClimate change mitigation technologies related to transportation15%
C10GCracking hydrocarbon oils10%
F01NGas-flow silencers or exhaust apparatus for machines or engines in general10%
F23GCremation furnaces5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
B29BPreparation or pretreatment of the material to be shaped2%
C01CAmmonia2%
C07DHeterocyclic compounds2%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–1996Patents assigned to GRACE W R & CO (11)· patent assignee history
1985–1990Based in Columbia, MD, US· patent location history
1986Patents assigned to MOBIL OIL CORP (1)· patent assignee history
1988–2015Based in Silver Spring, MD, US· patent location history
1995Patents assigned to NOXSO CORP (1)· patent assignee history
2006Patents assigned to INVISTA NORTH AMERICA SARL (1)· patent assignee history
2009–2015Patents assigned to DU PONT (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
GRACE W R & CO111985–1996
DU PONT22009–2015
INVISTA NORTH AMERICA SARL12006
MOBIL OIL CORP11986
NOXSO CORP11995
Locations
LocationPatentsSpan
Silver Spring, Maryland, US91988–2015
Columbia, Maryland, US71985–1990