ETHYL CORPORATION

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C10M LUBRICATING COMPOSITIONS 247
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 186
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR194
 
  
 
C10L FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUEFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS 141
 
  
 
G01V GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS 179

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

  • No Recent Publications to Display

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6238446 Unleaded aviation gasolineNov 08, 93May 29, 01[C10L]
5505868 Modified dispersant compositionsOct 06, 92Apr 09, 96[C10M]
5492638 Gear oil lubricants of enhanced friction propertiesMar 01, 94Feb 20, 96[C10M]
5432152 Invert drilling fluidAug 16, 94Jul 11, 95[C09K]
5312803 Process for producing Bi- and Pb-containing oxide superconducting wiring filmsJun 16, 92May 17, 94[B05D]
5280245 Magnetic resonance apparatus employing delayed self-refocusing RF excitationJul 27, 92Jan 18, 94[G01V]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2005/0090,407 Antioxidant combination for oxidation and deposit control in lubricants containing molybdenum and alkylated phenothiazineAbandonedSep 13, 04Apr 28, 05[C10M]
6753381 Polymer blends and their application as viscosity index improversExpiredMar 15, 02Jun 22, 04[C10L, C08L]
6588983 Trenchless pipe replacement apparatus and techniqueExpiredAug 31, 99Jul 08, 03[F16L]
5942471 Dispersant and antioxidant VI improvers based on olefin copolymers containing phenothiazine and aromatic amine groupsExpiredJul 01, 92Aug 24, 99[C10M]
5851431 Microemulsion and fiber treatment agentExpiredApr 30, 97Dec 22, 98[B01J, D06M]
5834408 Pour point depressants via anionic polymerization of (meth)acrylic monomersExpiredOct 24, 97Nov 10, 98[C10M, C08F]
5628804 Polyether esteramide containing additives and methods of making and using sameExpiredDec 21, 95May 13, 97[C10M, C10L]
5591237 Fuel additive concentrate with enhanced storage stabilityExpiredDec 26, 95Jan 07, 97[C10L]
5565600 Alkyl-aromatic diphosphitesExpiredJun 26, 95Oct 15, 96[C07F]
5558683 Mannich base derivatives, and the production and uses thereofExpiredMar 20, 95Sep 24, 96[C10L]
5538661 Ester lubricantsExpiredAug 03, 94Jul 23, 96[C09K, C10M]
5511517 Reducing exhaust emissions from otto-cycle enginesExpiredFeb 10, 94Apr 30, 96[F02B]
5512067 Asymmetrical mannich base derivatives and the production and uses thereofExpiredMay 22, 95Apr 30, 96[C10L]
5512068 Reducing deposit formation in diesel enginesExpiredSep 12, 95Apr 30, 96[C10L]
5498355 Lubricant compositions of enhanced performance capabilitiesExpiredSep 20, 94Mar 12, 96[C10M]
5487882 Process for preparation of zeolite "X"ExpiredJul 19, 94Jan 30, 96[C01B]
5454962 Fluoroelastomer-friendly crankcase and drivetrain lubricants and their useExpiredJun 25, 93Oct 03, 95[C10M]
5405417 Fuel compositions with enhanced combustion characteristicsExpiredNov 16, 93Apr 11, 95[C10L]
5387266 Mannich base derivatives, and the production and uses thereofExpiredJun 11, 93Feb 07, 95[C10L, C07C]
5332477 Method for reducing pressure drop in a packed columnExpiredOct 14, 93Jul 26, 94[B01D]

View all patents..

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.