Patent Protection Ended
| No. | Patent No. | Title |
| 18421. | PI 97006059 | SEMI PRECAST METHOD OF CONSTRUCTION OF MULTI- STOREY BUILDINGS. |
| 18422. | PI 97006066 | CHEMICALLY BONDING MATERIAL AND METHOD FOR MANUFACTURING THE SAME |
| 18423. | PI 97006067 | POLYMERIZATION PROCESS USING SEPARATED FLOW. |
| 18424. | PI 97006068 | MANUFACTURING METHOD OF A WIRE ELECTRODE FOR ELECTRO-DISCHARGE MACHINING |
| 18425. | PI 97006069 | NOBLE METAL SUPPORT |
| 18426. | PI 97006072 | PIXEL BLOCK COMPRESSION APPARATUS IN AN IMAGE PROCESSING SYSTEM |
| 18427. | PI 97006074 | SYNTHETIC RESIN FILM BAG WITH A SPOUT |
| 18428. | PI 97006076 | ELEVATOR CONTROL SYSTEM. |
| 18429. | PI 97006077 | 3-ARYL SUBSTITUDE INDENYL CONTAINING METAL COMPLEXES AND POLYMERIZATION PROCESS |
| 18430. | PI 97006079 | FUSED RING SUBSTITUTED INDENYL METAL COMPLEXES AND POLYMERIZATION PROCESS. |
| 18431. | PI 97006083 | RAFFINATE HYDROCONVERSION PROCESS |
| 18432. | PI 97006088 | NOVEL COUNTERPARTS OF CAMPTOTHECIN, THEIR APPLICATION AS MEDICINE AND PHARMACEUTICAL COMPOSITIONS CONTAINING THEM |
| 18433. | PI 97006091 | CONTINUOUS METHOD OF MANUFACTURING WIRE WOUND INDUCTORS AND WIRE WOUND INDUCTORS THEREBY. |
| 18434. | PI 97006094 | COLOR CATHODE RAY TUBE HAVING SHADOW MASK WITH PRESCRIBED BRIDGE WIDTHS |
| 18435. | PI 97006096 | COMPRESSION SYSTEM FOR AN MPEG COMPATIBLE DECODER |
| 18436. | PI 97006097 | VIDEO DECODER WITH INTERLEAVED DATA PROCESSING |
| 18437. | PI 97006099 | A MULTIPLE FORMAT VIDEO SIGNAL PROCESSOR |
| 18438. | PI 97006100 | DATASTREAM FORMAT FOR AN MPEG COMPATIBLE DECODER |
| 18439. | PI 97006102 | PROCESS FOR THE PREPARATION OF CROSS-LINKED MALEIC ANHYDRIDE COPOLYMERS |
| 18440. | PI 97006103 | DATA DECOMPRESSION SYSTEM FOR AN MPEG COMPATIBLE SIGNAL PROCESSOR |
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