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Inventor

Velayudhan N. G. Kumar

Inventor
Mumbai, IN

Overview

5→
Patents
1994–2007
Patent span
Chemistry
Primary field (CPC C)

Patents· 5 as inventor

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

C11Dprimary
C11DDetergent compositions25%
D21HPulp compositions25%
A61KPreparations for medical, dental or toiletry purposes13%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds13%
C08LCompositions of macromolecular compounds13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
PatentTitleYear
7,220,435'Process for the production of glycine enriched NaCI crystals with improved flow'20076,764,992'Soil release polymers and laundry detergent compositions containing them'20045,998,341'Bar composition comprising water-soluble anionic polymer and/or copolymer'19995,583,193'Polysaccharide graft-polymers and the use in papermaking thereof'19965,294,301'Process for manufacture of paper'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–1996Patents assigned to NAT STARCH CHEM INVEST (2)· patent assignee history
1994Based in Bombay, IN· patent location history
1996–2004Based in Maharashtra, IN· patent location history
1999Patents assigned to LEVER BROTHERS LTD (1)· patent assignee history
1999–2007Based in Mumbai, IN· patent location history
2004Patents assigned to UNILEVER HOME & PERSONAL CARE (1)· patent assignee history
2007Patents assigned to LEVER HINDUSTAN LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NAT STARCH CHEM INVEST21994–1996
LEVER BROTHERS LTD11999
LEVER HINDUSTAN LTD12007
UNILEVER HOME & PERSONAL CARE12004
Locations
LocationPatentsSpan
Mumbai, IN21999–2007
Maharashtra, IN21996–2004
Bombay, IN11994