LexDanaLexDanabeta
Inventor

Robert J. Feldman

Inventor
Midway, KY, US

Overview

2→
Patents
1994–2000
Patent span
Performing operations
Primary field (CPC B)

Patents· 2 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 chemistry20%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables20%
C07CAcyclic or carbocyclic compounds20%
Y02PClimate change mitigation technologies in the production or processing of goods20%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%
PatentTitleYear
6,139,007'Sheet separator dam with buckling element'20005,315,056'Catalyst regeneration in a dehydrogenation process'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994Patents assigned to LUMMUS CREST INC (1)· patent assignee history
1994Based in Passaic, NJ, US· patent location history
2000Patents assigned to LEXMARK INT INC (1)· patent assignee history
2000Based in Midway, KY, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LEXMARK INT INC12000
LUMMUS CREST INC11994
Locations
LocationPatentsSpan
Midway, KY, US12000
Passaic, New Jersey, US11994