LexDanaLexDanabeta
Inventor

Richard F. Tuka

Inventor
Oak Lawn, IL, US

Overview

2→
Patents
1977
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C08Fprimary
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds40%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds40%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%
PatentTitleYear
4,022,741'Continuous process for the preparation of a cationically modified acrylamide polymer'19774,021,394'Continuous process for the preparation of a cationically modified acrylamide polymer'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977Patents assigned to NALCO CHEMICAL CO (2)· patent assignee history
1977Based in Oak Lawn, IL, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NALCO CHEMICAL CO21977
Locations
LocationPatentsSpan
Oak Lawn, Illinois, US21977