LUDLOW CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 3237
 
  
 
A61F FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, E.G. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS 1139
 
  
 
A61L METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION, OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES 170
 
  
 
A61N ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY 1106
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156
 
  
 
C08J WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER- TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C C08F, C08G or C08H 177
 
  
 
C08K USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS 1101
 
  
 
H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF 1101

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5544033 Devices and methods for suppressing oscillations in voltage convertersMay 02, 95Aug 06, 96[H02M]
5431166 Low profile medical electrodeJan 22, 93Jul 11, 95[A61B, A61N]
5405366 Adhesive hydrogels having extended use lives and process for the preparation of sameNov 12, 92Apr 11, 95[A61F, A61B, A61L]
5372125 Positive locking biomedical electrode and connector systemAug 13, 93Dec 13, 94[A61B]
5354790 Methods for the preparation of non-stringy adhesive hydrophilic gelsAug 31, 92Oct 11, 94[C08J, C08K]
5352315 Biomedical electrodeNov 05, 93Oct 04, 94[B32B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5683029 Combination sealing and opening strip for packagesExpiredApr 24, 96Nov 04, 97[B65D]
5578661 Gel forming system for use as wound dressingsExpiredMar 31, 94Nov 26, 96[C08L]
5470625 Strand-of-beads wound packing productExpiredDec 21, 93Nov 28, 95[C08G, A61B, B65D, B32B]
5465715 Positive locking biomedical electrode and connector systemExpiredNov 14, 94Nov 14, 95[A61B]
5356372 Occlusive pressure-reducing wound dressingExpiredDec 01, 93Oct 18, 94[A61F]
5225236 Composite protective drapesExpiredDec 14, 89Jul 06, 93[A61B, B32B]
5173302 Hydrophilic pressure sensitive adhesive for topical administration of hydrophobic drugsExpiredSep 28, 90Dec 22, 92[A61K, A61F]
5143071 Non-stringy adhesive hydrophilic gelsExpiredMar 26, 90Sep 01, 92[A61B, A61N]
5002792 Process for making biomedical devices utilizing thermoplastic hydrophilic gelsExpiredJul 03, 89Mar 26, 91[B05D]
4989607 Highly conductive non-stringy adhesive hydrophilic gels and medical electrode assemblies manufactured therefromExpiredMar 30, 89Feb 05, 91[A61B, A61N]
4777954 Conductive adhesive medical electrode assembliesExpiredJun 26, 87Oct 18, 88[A61B, A61N]
4717378 Methods for detecting dehydration of a biomedical hydrogelExpiredMar 31, 86Jan 05, 88[A61N]
4706680 Conductive adhesive medical electrode assembliesExpiredJun 30, 86Nov 17, 87[A61B, A61N]
4684558 Adhesive polyethylene oxide hydrogel sheet and its productionExpiredJun 30, 86Aug 04, 87[B32B]
4444827 Opaque laminate sheet structureExpiredJun 24, 82Apr 24, 84[B65D, B32B]
4407443 Tamper-indicating sheetExpiredJan 29, 79Oct 04, 83[B41M, C08J, B42D, B65D]
4393117 Hot melt transfer coating process and productsExpiredJul 13, 81Jul 12, 83[C09J, B05D]
4375486 Process of making a dielectric productExpiredJul 14, 81Mar 01, 83[B05D]
4303720 Dielectric productExpiredJul 10, 80Dec 01, 81[B32B]
4268531 Condiment package and material for making sameExpiredNov 10, 76May 19, 81[B65D]

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