Patent Protection Ended
| No. | Patent No. | Title |
| 19601. | PI 98003847 | PRODUCING ELECTRICAL ENERGY FROM NATURAL GAS USING A SOLID OXIDE FUEL CELL |
| 19602. | PI 98003848 | A METHOD FOR MEASURING OIL EFFLUENT FLOW RATES |
| 19603. | PI 98003851 | APPARATUS AND METHOD FOR PRODUCING INORGANIC SPHERICAL PARTICLES |
| 19604. | PI 98003852 | SEMICONDUCTOR DEVICE |
| 19605. | PI 98003864 | RHEOLOGY MODIFICATION OF LOW DENSITY POLYETHYLENE |
| 19606. | PI 98003877 | THERMOPLASTIC BAG WITH OFFSET FASTENER |
| 19607. | PI 98003880 | INSTALLING A SCROLLED RESILIENT SHEET ALONGSIDE THE INNER SURFACE OF A FLUID CONDUIT |
| 19608. | PI 98003881 | HANDLE WITH INTERCHANGEABLE KITCHEN IMPLEMENTS. |
| 19609. | PI 98003882 | SYNCHRONIZATION TO A BASE STATION AND CODE ACQUISITION WITHIN A SPREAD SPECTRUM COMMUNICATIONS SYSTEM |
| 19610. | PI 98003883 | BUILDING PANEL AND METHOD AND APPARATUS OF FORMING SAME |
| 19611. | PI 98003888 | METHOD FOR OPERATING A COMBINED-CYCLE POWER PLANT AND COMBINED-CYCLE POWER PLANT FOR CARRYING OUT THE METHOD |
| 19612. | PI 98003894 | CREAM-BASED FOOD COMPOSITION AND PROCESS FOR THE MANUFACTURE THEREOF |
| 19613. | PI 98003895 | PROCESS FOR REDUCING TOTAL ACID NUMBER OF CRUDE OIL |
| 19614. | PI 98003905 | A METHOD FOR COMMUNICATING INFORMATION IN A COMMUNICATION SYSTEM THAT SUPPORTS MULTIPLE MODULATION SCHEMES |
| 19615. | PI 98003906 | A METHOD FOR DEMODULATING INFORMATION IN A COMMUNICATION SYSTEM THAT SUPPORTS MULTIPLE MODULATION SCHEMES |
| 19616. | PI 98003908 | CELL SEARCHING IN A CDMA COMMUNICATIONS SYSTEM. |
| 19617. | PI 98003913 | DISPOSABLE ABSORBENT ARTICLE HAVING IMPROVED FECAL STORAGE |
| 19618. | PI 98003914 | MULTI-PURPOSE ABSORBENT AND PROTECTIVE SHEET MATERIALS |
| 19619. | PI 98003918 | SOAP BARS |
| 19620. | PI 98003920 | PROCESS FOR REDUCTION OF TOTAL ACID NUMBER IN CRUDE OIL |
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