Inventor
Thomas F. McCallum, III
Inventor
Philadelphia, PA, US
Overview
Patents· 11 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 bonds56%
C11DDetergent compositions33%
C02FTreatment of water, waste water, sewage, or sludge11%
PatentTitleYear
5,866,664'Process for preparing phosphonate-terminated polymers'19995,858,944'Polycarboxylates for automatic dishwashing detergents'19995,451,644'Aqueous process for preparing water soluble polymers of monoethylenically unsaturated dicarboxylic acids'19955,430,114'Water-soluble addition polymers of cyclohexene anhydrides'19955,413,731'Aminoacryloyl-containing terpolymers'19955,412,051'Amine-thiol chain transfer agents'19955,395,905'Water-soluble addition polymers of cyclohexene anhydrides'19955,308,532'Aminoacryloyl-containing terpolymers'19945,298,585'Amine-thiol chain transfer agents'19945,294,689'Aqueous process for preparing water-soluble addition copolymers of cyclohexene anhydrides'19945,294,686'Process for efficient utilization of chain transfer agent'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994–1999Patents assigned to ROHM & HAAS (10)· patent assignee history
1994–1995Based in Philadelphia, PA, US· patent location history
1999Based in Havertown, PA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ROHM & HAAS | 10 | 1994–1999 |
Locations
| Location | Patents | Span |
|---|---|---|
| Philadelphia, Pennsylvania, US | 9 | 1994–1995 |
| Havertown, Pennsylvania, US | 2 | 1999 |