UOP LLC
5,528Patents
2,196Active
5,528Granted
54Portfolio score
Filing activity: May 9, 1972 → Aug 21, 2024 · 623 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4581336A | Surface-modified electrodes | Chemistry; Metallurgy | 412 | Expired |
| US4448251A | In situ conversion of hydrocarbonaceous oil | Fixed Constructions | 214 | Expired |
| US4402832A | High efficiency continuous separation process | Performing Operations; Transporting | 206 | Expired |
| US5126308A | Metal aluminophosphate catalyst for converting methanol to light olefins | Emerging Cross-Sectional Technologies | 157 | Expired |
| US5095163A | Methanol conversion process using SAPO catalysts | Emerging Cross-Sectional Technologies | 152 | Expired |
| US4498991A | Serial flow continuous separation process | Performing Operations; Transporting | 145 | Expired |
| US6166282A | Fast-fluidized bed reactor for MTO process | Emerging Cross-Sectional Technologies | 140 | Expired |
| US6579460B1 | Process and composition for removing toxins from bodily fluids | Emerging Cross-Sectional Technologies | 138 | Expired |
| US5714662A | Process for producing light olefins from crude methanol | Emerging Cross-Sectional Technologies | 133 | Expired |
| US3992474A | Motor fuel production with fluid catalytic cracking of high-boiling alkylate | Emerging Cross-Sectional Technologies | 127 | Expired |
| US6538169B1 | FCC process with improved yield of light olefins | Chemistry; Metallurgy | 127 | Expired |
| US6756030B1 | Crystalline aluminosilicate zeolitic composition: UZM-8 | Chemistry; Metallurgy | 126 | Expired |
| US5191141A | Process for converting methanol to olefins using an improved metal aluminophosphate catalyst | Emerging Cross-Sectional Technologies | 124 | Expired |
| US4859217A | Process for separating nitrogen from mixtures thereof with less polar substances | Emerging Cross-Sectional Technologies | 121 | Expired |
| US5802870A | Sorption cooling process and system | Emerging Cross-Sectional Technologies | 119 | Expired |
| US6190623A | Apparatus for providing a pure hydrogen stream for use with fuel cells | Emerging Cross-Sectional Technologies | 117 | Expired |
| US6332985A | Process for removing toxins from bodily fluids using zirconium or titanium microporous compositions | Emerging Cross-Sectional Technologies | 112 | Expired |
| US4861938A | Chemical conversion process | Emerging Cross-Sectional Technologies | 107 | Expired |
| US4964889A | Selective adsorption on magnesium-containing clinoptilolites | Emerging Cross-Sectional Technologies | 105 | Expired |
| US7578927B2 | Gasoline and diesel production from pyrolytic lignin produced from pyrolysis of cellulosic waste | Emerging Cross-Sectional Technologies | 105 | Active |
| US4897178A | Hydrocracking catalyst and hydrocracking process | Chemistry; Metallurgy | 104 | Expired |
| US4319058A | Process for the separation of ethanol from water | Chemistry; Metallurgy | 104 | Expired |
| US4826497A | Fibrous absorbent articles having enhanced deodorizing properties | Emerging Cross-Sectional Technologies | 104 | Expired |
| US6096934A | Oxidative coupling of methane with carbon conservation | Emerging Cross-Sectional Technologies | 99 | Expired |
| US5174796A | Process for the purification of natural gas | Emerging Cross-Sectional Technologies | 99 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.