CorTec GmbH
78Patents
39Active
78Granted
52Portfolio score
Filing activity: Aug 25, 1988 → May 12, 2023 · 8 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4973448A | Vapor phase corrosion inhibitor product and method containing a desiccant | Chemistry; Metallurgy | 60 | Expired |
| US5139700A | Vapor phase corrosion inhibitor material | Emerging Cross-Sectional Technologies | 54 | Expired |
| US5209869A | Vapor phase corrosion inhibitor-dessiccant material | Performing Operations; Transporting | 48 | Expired |
| US5320778A | Vapor phase corrosion inhibitor-desiccant material | Emerging Cross-Sectional Technologies | 48 | Expired |
| US6028160A | Biodegradable vapor corrosion inhibitor products | Chemistry; Metallurgy | 46 | Expired |
| US5344589A | Vapor phase corrosion inhibitor-desiccant material | Emerging Cross-Sectional Technologies | 42 | Expired |
| US5597514A | Corrosion inhibitor for reducing corrosion in metallic concrete reinforcements | Chemistry; Metallurgy | 38 | Expired |
| US5715945A | Vapor phase corrosion inhibitor package utilizing plastic packaging envelopes | Performing Operations; Transporting | 37 | Expired |
| US5855975A | Anti-corrosion plastic film containing recycled resin | Emerging Cross-Sectional Technologies | 33 | Expired |
| US6156929A | Biodegradable film | Chemistry; Metallurgy | 32 | Expired |
| US7125441B1 | Corrosion inhibiting materials for reducing corrosion in metallic concrete reinforcements | Chemistry; Metallurgy | 24 | Expired |
| US6984426B2 | Biodegradable bag | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5750053A | Corrosion inhibitor for reducing corrosion in metallic concrete reinforcements | Chemistry; Metallurgy | 21 | Expired |
| US5894040A | Vapor phase corrosion inhibitors on post-consumer used or recycled paper | Emerging Cross-Sectional Technologies | 20 | Expired |
| US8509904B2 | BCI apparatus for stroke rehabilitation | Human Necessities | 20 | Active |
| US5937618A | Vapor phase corrosion inhibitor package utilizing plastic packaging envelopes | Performing Operations; Transporting | 20 | Expired |
| US5422187A | Vapor phase corrosion inhibitor-desiccant material | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5003983A | Cardiac monitoring system | Human Necessities | 19 | Expired |
| US6420470B1 | Flame retardant films | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5332525A | Vapor phase corrosion inhibitor-desiccant material | Emerging Cross-Sectional Technologies | 19 | Expired |
| US6617415B1 | Biodegradable corrosion inhibitor packages | Chemistry; Metallurgy | 17 | Expired |
| US5107849A | System and method for cancellation of signal artifacts | Human Necessities | 16 | Expired |
| US6800594B2 | Corrosion inhibitor barrier for ferrous and non-ferrous metals | Chemistry; Metallurgy | 16 | Expired |
| US6174461A | Concrete sealers with migrating corrosion inhibitors | Chemistry; Metallurgy | 15 | Expired |
| US6054512A | Corrosion inhibiting thermoplastic alloys | Chemistry; Metallurgy | 12 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.