Norchem, Inc.
7Patents
0Active
7Granted
30Portfolio score
Filing activity: Aug 21, 1980 → Oct 11, 1985
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4600746A | Polyvinyl alcohol alloys and method of making the same | Chemistry; Metallurgy | 48 | Expired |
| US4632801A | Blown film extrusion | Performing Operations; Transporting | 38 | Expired |
| US4575532A | Polyvinyl alcohol alloys and method of making the same | Chemistry; Metallurgy | 23 | Expired |
| US4545925A | Corrosion inhibited freeze protected heat transfer fluid | Chemistry; Metallurgy | 15 | Expired |
| US4578440A | Polymerization catalyst and method | Chemistry; Metallurgy | 10 | Expired |
| US4675471A | Electrical cables | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4590246A | Method of polymerizing olefins | Chemistry; Metallurgy | 2 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.