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Inventor

Ann Zdancewic Kamzelski

Inventor
Schwenksville, PA, US

Overview

1→
Patents
2009
Patent span
Chemistry
Primary field (CPC C)

Patents· 1 as inventor

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

A61Lprimary
A61LMethods or apparatus for sterilising materials or objects in general20%
B01DSeparation20%
C07CAcyclic or carbocyclic compounds20%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds20%
F24FAir-conditioning20%
PatentTitleYear
7,495,131'Blowing catalyst compositions containing hydroxyl and surface active groups for the production of polyurethane foams'2009

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2009Patents assigned to AIR PROD & CHEM (1)· patent assignee history
2009Based in Schwenksville, PA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AIR PROD & CHEM12009
Locations
LocationPatentsSpan
Schwenksville, Pennsylvania, US12009