EXPIRED PATENTS

Disclaimer : The utility displays the Patents that have ceased to be in effect u/s 53(2). The displayed list is dynamic (Real time basis) and may be updated upon official actions u/s 60 (Restoration). Actual legal status may confirmed from the respective jurisdiction of Patent Office. The list also depends upon the digitization status of Patents. Therefore, descripancy, if any should be communicated to respective Patent Office at: delhi-patent@nic.in, mumbai-patent@nic.in, chennai-patent@nic.in, kolkata-patent@nic.in

* Note: Please select 'ALL' in Field of Invention to return the complete list. Data in other fields is subject to availablity of Field of Invention in the database

TERM EXPIRED

FIELD OF INVENTION

 
Sr.NoApplication NumberPATENT NUMBERDATE OF PATENTDATE OF CESSATIONTITLE OF INVENTIONSTATUS
1 702/CAL/1998 184372 21-Apr-199821-Apr-2018"A PROCESS FOR PREPARING BENZOTHIOPHENE COMPOUNDS, INTERMEDIATES AND COMPOSITIONS"TERM EXPIRED
2 1027/DEL/1998 215904 21-Apr-199821-Apr-2018"A HYDROXYLAMINE SOLUTION HAVING STABILISING AGENT"TERM EXPIRED
3 848/MAS/1998 234284 21-Apr-199821-Apr-2018PHARMACEUTICAL DOSAGE UNITSTERM EXPIRED
4 1030/DEL/1998 215093 21-Apr-199821-Apr-2018"AN ASCEPTIC FEMALE TUBE CONNECTOR"TERM EXPIRED
5 1013/DEL/1998 213013 21-Apr-199821-Apr-2018"METHOD OF DRIVING SURFACE DISCHARGE PLASMA DISPLAY PANEL"TERM EXPIRED
6 845/MAS/1998 202254 21-Apr-199821-Apr-2018A NETWORK AND A METHOD OF REPLICATING DATA UPDATES OF A PRIMARY DATABASETERM EXPIRED
7 1022/DEL/1998 199598 21-Apr-199821-Apr-2018Multiple frequency band sythesizer using a single voltage controlled oscillatorTERM EXPIRED
8 1024/DEL/1998 215243 21-Apr-199821-Apr-2018"A ROLLER BEARING"TERM EXPIRED
9 851/MAS/1998 236253 21-Apr-199821-Apr-2018A TABLET COATING MACHINETERM EXPIRED
10 1025/DEL/1998 199599 21-Apr-199821-Apr-2018"A METHOD FOR MOLDING CONTAINER AND A CONTAINER PRODUCED THEREBY"TERM EXPIRED
11 78/MAS/1998 186856 20-Apr-199820-Apr-2018A PROCESS FOR THE PREPARATION OF A HERBAL BROAD SPECTRUM ANTIMICROBIAL, DERMATOLOGICAL COMPOSITIONTERM EXPIRED
12 837/MAS/1998 208585 20-Apr-199820-Apr-2018NOVEL SELECTION MARKERTERM EXPIRED
13 834/MAS/1998 196313 20-Apr-199820-Apr-2018SOLAR CELL MODULE AND METHOD FOR MANUFACURING SAMETERM EXPIRED
14 00683/CAL/1998 209243 20-Apr-199820-Apr-2018"A CODE DIVISION MULTIPLE ACCESS RECEIVER"TERM EXPIRED
15 832/MAS/1998 212468 20-Apr-199820-Apr-2018CASTING APPARATUS FOR FORMATION OF RESIN-MADE MEMBRANETERM EXPIRED
16 836/MAS/1998 234787 20-Apr-199820-Apr-2018FILAMENT-FORMING CHAIN-BRANCHED POLYESTERS AND COPOLYESTERSTERM EXPIRED
17 00673/CAL/1998 209419 20-Apr-199820-Apr-2018"AN ARTICLE OF MANUFACTURE COMPRISING A MATERIAL FOR SEALING THREADED PIPE JOINTS, AND DISPENSER THEREFOR"TERM EXPIRED
18 79/MAS/1998 186857 20-Apr-199820-Apr-2018A METHOD OF PREPARIN A HERBAL HEPATOPROTECTIVE AND ANTIHEPATOTOXIC COMPOSITIONTERM EXPIRED
19 1009/DEL/1998 220529 20-Apr-199820-Apr-2018"A DEVICE FOR COAXIALLY CONNECTING A COUPLER TO A REINFORCEMENT BAR"TERM EXPIRED
20 00675/CAL/1998 208797 20-Apr-199820-Apr-2018A PROCESS FOR THE SYSTHESIS OF POLYMERSTERM EXPIRED
       
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