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 IN/PCT/2001/168/CHE 210570 15-Jul-199915-Jul-2019A CARRIER COMPOSITIONTERM EXPIRED
2 977/DEL/1999 197594 15-Jul-199915-Jul-2019"A PROCESS FOR MANUFACTURING HOMOGENOUS MACHINE COMPONENTS FOR USE IN ENGINEERING PROCESS" TERM EXPIRED
3 IN/PCT/2000/852/CHE 236631 15-Jul-199915-Jul-2019LIQUID COFFEE PRODUCTTERM EXPIRED
4 IN/PCT/2001/00175/DEL 214840 15-Jul-199915-Jul-2019"PROCESS FOR SEPARATING THE WATER FROM AN AQUEOUS LACTAM SOLUTION "TERM EXPIRED
5 IN/PCT/2001/00149/DEL 227479 15-Jul-199915-Jul-2019"PROCESS FOR THE CYCLIZING HYDROLYSIS OF AN AMINONITRILE COMPOUND"TERM EXPIRED
6 IN/PCT/2001/00099/MUM 209681 15-Jul-199915-Jul-2019"PROCESS FOR PREPARING A FLEXIBLE POLYURETHANE FOAM"TERM EXPIRED
7 IN/PCT/2001/107/CHE 221700 15-Jul-199915-Jul-2019A PROCESS FOR THE TEXTURING OF YARNS OF SYNTHETIC FILAMENTSTERM EXPIRED
8 IN/PCT/2001/192/CHE 214463 15-Jul-199915-Jul-2019A METHOD FOR REDUCING SEARCH TIME AND A SATELLITE POSITIONING SYSTEMTERM EXPIRED
9 976/DEL/1999 232415 15-Jul-199915-Jul-2019"A GLASS COMPOSITION FOR A CATHODE RAY TUBE"TERM EXPIRED
10 IN/PCT/2001/00152/DEL 209105 15-Jul-199915-Jul-2019"METHOD FOR DISTILLING AMMONIA"TERM EXPIRED
11 IN/PCT/2001/00035/MUM 204768 15-Jul-199915-Jul-2019A VALVE ASSEMBLY FOR A CONTAINER FOR BEVERAGE AND A METHOD THEREOFTERM EXPIRED
12 629/CAL/1999 199443 15-Jul-199915-Jul-2019"SANITARY NAPKIN WITH REINFORCED WINGS"TERM EXPIRED
13 820/DEL/2003 233620 15-Jul-199915-Jul-2019" A COMPOSITION FOR USE AS A CARRIER IN TRANSDERMAL DRUG DELIVERY "TERM EXPIRED
14 IN/PCT/2001/00151/DEL 209107 15-Jul-199915-Jul-2019PROCESS FOR REACTIVATING A CATALYST TERM EXPIRED
15 IN/PCT/2001/00039/MUM 201231 14-Jul-199914-Jul-2019THIOBENZIMIDAZOLE DERIVATIVESTERM EXPIRED
16 IN/PCT/2001/60/CHE 213046 14-Jul-199914-Jul-2019HERBICIDAL COMPOSITIONS COMPRISING SUBSTITUTED PHENOXYSULFONYLUREASTERM EXPIRED
17 741/MAS/1999 213967 14-Jul-199914-Jul-2019A PROCESS FOR PRODUCING POLYCARBOSILANE, A CERAMIC PRECURSOR FROM POLYSILAHYDROCARBONTERM EXPIRED
18 IN/PCT/2000/00016/DEL 224562 14-Jul-199914-Jul-2019"PACKAGE FOR STERILE FLUIDS"TERM EXPIRED
19 IN/PCT/2001/00114/DEL 248004 14-Jul-199914-Jul-2019" DRY CLEANING METHOD AND MODIFIED SOLVENT"TERM EXPIRED
20 IN/PCT/2001/00110/DEL 209106 14-Jul-199914-Jul-2019"A METHOD OF DRY CLEANING ARTICLES"TERM EXPIRED
       
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