MARCONI DATA SYSTEMS INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C09D COATING COMPOSITIONS, e.g. PAINTS, VARNISHES, LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR 1775
 
  
 
B41J TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS 1587
 
  
 
B65H HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES475
 
  
 
C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS 3113
 
  
 
G01D MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED BY A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR 357
 
  
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 291
 
  
 
A61K PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 1254
 
  
 
B41F PRINTING MACHINES OR PRESSES 143
 
  
 
C03C CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS159
 
  
 
C07D HETEROCYCLIC COMPOUNDS 1161

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6603136 Laser marker focal length setting deviceOct 15, 99Aug 05, 03[B23K]
6575556 Self-cleaning print head for ink jet printerSep 18, 00Jun 10, 03[B41J]
6549522 Mobile data rate enhancement via foreign agent load balancingJun 05, 00Apr 15, 03[H04Q]
6536881 Continuous stream ink jet print head droplet generator having backing member bridging divided vibratorMay 24, 99Mar 25, 03[B41J]
6478861 Laser markable coatingMar 30, 00Nov 12, 02[C09D]
6425660 Droplet generator for a continuous stream ink jet print headFeb 24, 00Jul 30, 02[B41J]
6372819 Method of marking a substrateSep 19, 00Apr 16, 02[C09D]
6261348 Laser markable coatingJun 25, 99Jul 17, 01[C09D]
6254216 Clean-in place system for an ink jet printheadSep 29, 98Jul 03, 01[B41J]
6251175 Jet ink compositionAug 06, 98Jun 26, 01[C09D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6802585 Print head ink temperature control deviceExpiredSep 03, 99Oct 12, 04[B41J]
6444019 Ink jet ink compositionExpiredJun 10, 99Sep 03, 02[C09D]
6435645 Charged droplet position determining apparatusExpiredOct 20, 00Aug 20, 02[B41J]
6390721 Multi-mount clamp for a structural memberExpiredDec 18, 99May 21, 02[F16B]
6384933 Job control in a printing system utilizing object-oriented modules in a distributed object systemExpiredMar 31, 99May 07, 02[G06K]
6350021 Ink jet printing systemExpiredMar 29, 99Feb 26, 02[B41J]
6312113 Ink circulation systemExpiredOct 29, 99Nov 06, 01[B41J]
6235829 Modification of chargeable pigment particlesExpiredJul 24, 98May 22, 01[C08K]
6196668 Ink jet print head modules with common ink supplyExpiredMay 12, 97Mar 06, 01[B41J]
6187439 Encapsulated magnetic pigments, processes for their preparation and their usesExpiredNov 04, 94Feb 13, 01[B32B]
6179907 Black iron oxide with improved heat stability and method of preparing sameExpiredMay 29, 98Jan 30, 01[C09C]
6174052 Self-priming system for ink jet printersExpiredNov 06, 98Jan 16, 01[B41J]
6172694 Check valve for ink jet printingExpiredFeb 13, 97Jan 09, 01[B41J]
6152556 Droplet generator for a continuous stream ink jet print headExpiredNov 28, 97Nov 28, 00[B41J]
6140391 Reactive jet ink compositionExpiredOct 09, 98Oct 31, 00[C08G, C09D, C08L, B32B, C08K]
6120596 Method for treating pigment particles to improve dispersibility and particle size distributionExpiredJan 23, 97Sep 19, 00[B05D, C09C, C08K, B32B]
6109739 Dot positioning for continuous ink jet printerExpiredJun 12, 98Aug 29, 00[B41J]
6103782 Method of making dry pigment surface modified with polyethylene coatingExpiredJul 29, 96Aug 15, 00[C08K]
6099209 Cutting tool and method for producing and cutting a non-porous surface layerExpiredAug 07, 98Aug 08, 00[B23P]
6072814 Laser diode module with integral coolingExpiredMay 30, 97Jun 06, 00[H01S]

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