Laurence W Chang
Inventor
Stats
- 15 US patents issued
- 15 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 15 US Patents Issued
- 15 US Applications Filed
- 80 Total Citation Count
- Jun 7, 1995 Most Recent Filing
- Mar 8, 1982 Earliest Filing
Work History
Patent Owner | Applications Filed | Year |
---|---|---|
American Cyanamid Company | 2
1 1 1 3 3 1 | 1982
1984 1986 1988 1990 1992 1993 |
CYTEC TECHNOLOGY CORP. | 1
1 1 | 1992
1993 1995 |
Sterling Chemicals International, Inc. | 1
2 1 | 1990
1992 1993 |
Inventor Addresses
Address | Duration |
---|---|
New Haven, CT | Nov 07, 89 - Nov 07, 89 |
Orange, CT | Apr 12, 83 - Sep 09, 97 |
Technology Profile
Technology | Matters | |
---|---|---|
C07C: | ACYCLIC OR CARBOCYCLIC COMPOUNDS | 4 |
C07D: | HETEROCYCLIC COMPOUNDS | 1 |
C07K: | PEPTIDES | 1 |
Patents / Publication
Patents / Publication # | Year of Publication / Issued | Title | Citations |
---|---|---|---|
5665852 | 1997 | Substituted urea and oxime modified amino crosslinking agents, curable compositions containing the same and process for preparing pyrrolidone urea | 9 |
5418284 | 1995 | Surface-modified polyacrylonitrile beads | 3 |
5306782 | 1994 | Surface-modified polyacrylonitrile fibrous substrates | 3 |
5284910 | 1994 | Surface-modified polyacrylonitrile fibrous substrates | 4 |
5284911 | 1994 | Surface-modified polyacrylonitrile substrates | 3 |
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