Manchem Limited
17Patents
0Active
17Granted
31Portfolio score
Filing activity: Oct 6, 1975 → Nov 29, 1993
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4303726A | Methods and compositions for preservation of timber | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4090886A | Aluminum based air drying compositions | Chemistry; Metallurgy | 9 | Expired |
| US4159209A | Metal complexes | Chemistry; Metallurgy | 8 | Expired |
| US4684421A | Adhesion of rubber to metals | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4911988A | Preservative elements containing organic boron compounds and their use | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4075178A | Organoaluminum compositions | Chemistry; Metallurgy | 6 | Expired |
| US4132724A | Preparation of organoaluminum compositions | Chemistry; Metallurgy | 6 | Expired |
| US4264370A | Method for preparing aluminum-based air drying compositions | Chemistry; Metallurgy | 6 | Expired |
| US4588766A | Adhesion of rubber to metals | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5409527A | Water-based water repellents | Chemistry; Metallurgy | 4 | Expired |
| US4510095A | Production of organotin halides | Chemistry; Metallurgy | 4 | Expired |
| US4234496A | Complex organo-metallic compounds of boron or phosphorus | Chemistry; Metallurgy | 4 | Expired |
| US4416743A | Electrolysis using two electrolytically conducting phases | Chemistry; Metallurgy | 4 | Expired |
| US4597800A | Oxo-aluminum complexes | Chemistry; Metallurgy | 3 | Expired |
| US4437949A | Electrolysis of tin complexes | Chemistry; Metallurgy | 2 | Expired |
| US4455208A | Apparatus for electrolysis using two electrolytically conducting phases | Chemistry; Metallurgy | 1 | Expired |
| US4638074A | Extraction of tin from its ores | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.