LEXMARK INTERNATIONAL, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
G03G ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY 76914
 
 
 
B41J TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS 20120
 
 
 
B65H HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES18913
 
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 177279
 
 
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 127128
 
 
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 12092
 
 
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 50155
 
 
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM23134
 
 
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 22263
 
 
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 22134

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0059,591 SYSTEM AND METHOD FOR CONTROLLING A FUSER ASSEMBLY OF AN ELECTROPHOTOGRAPHIC IMAGING DEVICEOct 20, 17Mar 01, 18[G03G]
2018/0039,203 TONER CARTRIDGE FOR IMAGE FORMING DEVICE INCLUDING FLIGHT WITH MAGNETIC PARTICLES TO GENERATE A MAGNETIC FIELDFeb 23, 17Feb 08, 18[G03G]
2017/0351,204 Method and System for Controlling a Fuser of an Electrophotographic Imaging DeviceJun 01, 17Dec 07, 17[G03G]
2017/0343,932 SYSTEMS AND METHODS FOR FUSER POWER CONTROLAug 11, 17Nov 30, 17[G03G]
2017/0343,951 AXIALLY SHIFTING PHOTOCONDUCTIVE DRUMMay 31, 16Nov 30, 17[G03G]
2017/0344,536 Physical Unclonable Functions Having Magnetic ParticlesJun 22, 17Nov 30, 17[G06F]
2017/0320,700 REMOVABLE DUPLEXER TRAY MODULE FOR AN IMAGING APPARATUSMay 04, 16Nov 09, 17[B41J, B65H]
2017/0315,467 Automated Lens Cleaning and Shutter System for an Electrophotographic Imaging DeviceAug 24, 16Nov 02, 17[G03G]
2017/0285,517 IMAGE FORMING DEVICE HAVING A SUPPLY ITEM THAT INCLUDES A RETAINER ASSEMBLY HAVING POSITIONING FEATURES FOR PROCESSING CIRCUITRYJun 20, 17Oct 05, 17[G03G]
2017/0219,961 TONER CARTRIDGE FOR USE IN AN IMAGE FORMING DEVICEApr 20, 17Aug 03, 17[G03G]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9921522 Toner cartridge for use in an image forming deviceApr 20, 17Mar 20, 18[G03G]
9921540 Image forming device having a supply item that includes a retainer assembly having positioning features for processing circuitryJun 20, 17Mar 20, 18[G03G]
9922276 Dynamic address change optimizationsNov 02, 15Mar 20, 18[G03G, B41J, G06F, G06K]
9915894 Electrophotographic image forming device having a toner cartridge that includes a movable projection for providing installation feedbackJun 13, 17Mar 13, 18[G03G]
9917699 Physical unclonable function imaged through two facesOct 09, 15Mar 13, 18[H04N, H04L, G03G, G09C]
9910376 Toner formulation having a silane surface treated on its outer surface and method of preparing the sameNov 18, 16Mar 06, 18[G03G]
9910377 Toner formulation having a silane surface treated on its outer surface and method of preparing the sameNov 18, 16Mar 06, 18[G03G]
9910382 Capacitive toner level sensorSep 08, 16Mar 06, 18[G03G]
9910395 Systems and methods for controlling toner development in an image forming deviceJul 19, 16Mar 06, 18[G03G]
9910403 Positioning features for electrical contacts of a replaceable unit of an electrophotographic image forming deviceDec 20, 16Mar 06, 18[H01R, G03G]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2018/0074,442 System and Method for Controlling a Fuser Assembly of an Electrophotographic Imaging DeviceAbandonedSep 12, 16Mar 15, 18[G03G]
2018/0009,733 TWO STEP METHOD OF PRODUCING TRIARLYAMINE COMPOUNDS HAVING TWO ALKYL ALCOHOLS IN A SINGLE REACTION VESSELAbandonedJul 06, 16Jan 11, 18[C07C]
2017/0212,438 TONER FORMULATIONS HAVING IMPROVED TONER USAGE EFFICIENCYAbandonedJan 23, 17Jul 27, 17[G03G]
2017/0212,439 TONER FORMULATIONS HAVING IMPROVED TONER USAGE EFFICIENCYAbandonedJan 23, 17Jul 27, 17[G03G]
2017/0205,740 Systems and Methods for Fuser Power ControlAbandonedJan 18, 16Jul 20, 17[G03G]
2017/0184,985 PHOTOCONDUCTOR HAVING CROSSLINKABLE TRANSPORT MOLECULESHAVING FOUR RADICAL POLYMERIZABLE GROUPS AND METHOD TO MAKETHE SAMEAbandonedDec 29, 15Jun 29, 17[C23C, G03G]
2017/0176,887 TONER CARTRIDGE HAVING AN AXIALLY MOVABLE MEMBER IN A TONER RESERVOIR THEREOFAbandonedDec 21, 15Jun 22, 17[G03G]
2017/0176,921 CLEANER ASSEMBLY FOR REMOVING WASTE TONER IN AN ELECTROPHOTOGRAPHIC IMAGE FORMING DEVICEAbandonedDec 13, 16Jun 22, 17[G03G]
2017/0131,651 TONER FORMULATION USING CRYSTALLINE POLYESTER ENCAPSULATED WITH A STYRENE ACRYLATE LATEX FORMULATION AND METHOD OF PREPARING THE SAMEAbandonedNov 10, 15May 11, 17[G03G]
2017/0102,668 Physical Unclonable Function of a Supply ItemAbandonedJun 24, 16Apr 13, 17[G03G]
2017/0102,670 INTEGRATED HANDLE AND LATCH FOR A REPLACEABLE UNIT OF AN ELECTROPHOTOGRAPHIC IMAGE FORMING DEVICEAbandonedAug 29, 16Apr 13, 17[G03G]
2017/0075,246 METHOD TO ACHIEVE TRIBOCHARGE UNIFORMITY OF A DEVELOPER MIX ACROSS DIFFERENT TEMERATURE AND HUMIDITY CONDITIONS BY MODIFYING THE SURFACE OF THE MAGNETIC CARRIER PARTICLEAbandonedNov 03, 16Mar 16, 17[G03G]
2017/0068,179 FORMULATION FOR A DEVELOPER MIX HAVING TRIBOCHARGE UNIFORMITY ACROSS DIFFERENT TEMPERATURE AND HUMIDITY CONDITIONSAbandonedNov 21, 16Mar 09, 17[G03G]
2017/0019,543 Scan Through Display and Methods of Using SameAbandonedJul 15, 15Jan 19, 17[H04N]
2017/0010,547 Method of Making a Core Shell Toner Formulation Including a Styrene Acrylate Polyester Copolymer Used for the ShellAbandonedJul 09, 15Jan 12, 17[G03G]
2016/0363,876 OVERCOAT FORMULATION FOR LONG-LIFE ELECTROPHOTOGRAPHIC PHOTOCONDUCTORS AND METHOD FOR MAKING THE SAMEAbandonedAug 23, 16Dec 15, 16[G03G]
2016/0357,119 OVERCOAT FORMULATION FOR LONG-LIFE ELECTROPHOTOGRAPHIC PHOTOCONDUCTORS AND METHOD FOR MAKING THE SAMEAbandonedAug 23, 16Dec 08, 16[G03G]
2016/0299,461 Heater Frame for a Fuser Assembly and Methods of Using SameAbandonedNov 06, 15Oct 13, 16[G03G]
2016/0282,408 Integrated Circuit Including a Programmable Logic Analyzer with Enhanced and Debugging Capabilities and a Method ThereforAbandonedJun 08, 16Sep 29, 16[G01R]
2016/0224,680 Imaging Device for Scan-To-Mobile Computing DeviceAbandonedJan 30, 15Aug 04, 16[G06F, G06K]

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