Patent Briefing

PATENT BRIEFING

CANADA

• Pharmaceutical microspheres for the prolonged release of the LHRH hormone and its analogs Billot, G. B. and Teichner, M. M. [Rhone-Merieux] Can Pat Appl 2100925 (1994)
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• Method for producing sustained-release microsphere preparation Kobayashi, M., Nishioka, Y., Suzuki, T. and Matsukawa, Y. [Tanabe Seiyaku Co Ltd] Can Pat Appl 2099941 (1994)
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• Genipin as hardener for gelatin coacervates in producing microcapsules Kyogoku, N., Saeki, T. and Fujikawa, S. [Suntory Ltd] Can Pat Appl 1322133 (1993)
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EUROPE

• Thermoexpandable microcapsules, process for production thereof, and microballoons made therefrom Kida, S., Kitano, K. and Kyuno, S. [Matsumoto Yushi-Seiyaku Co Ltd] Eur Pat Appl 566367 (1993)
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• Sustained-release multi-core microsphere preparation and method for producing the same Suzuki, T., Nishioka, Y., Matsukawa, Y., Matsumoto, A. and Kobayashi, M. [Tanabe Seiyaku Co Ltd] Eur Pat Appl 595030 (1994)
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• Producing of microcapsules having sufficiently broad particle size for use in pressure-measuring films Tsukimi, Y., Matsumoto, T., and Nagano, H. [Fuji Photo Film Co Ltd] Eur Pat Appl 596510 (1994)
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• Deodorant comprising a liquid phase which is constituted by perfume microcapsules Moreno, V. [Beta Pictoris Inc] Eur Pat Appl 593809 (1994)
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GERMANY

• High-pore diameter, high-pore volume, homogeneous, amorphous aluminum phosphate microspheres,, and their manufacture, and use Rieser, K., Welsh, W. A. and Weber, C. [Grace GmbH] Ger Offen 4237145 (1944)
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JAPAN

• Microencapsulation of hydrophobic powders by using amphipathic graft polymers Muramoto, H., Okada, H., Saito, K., Ishii, K. and Ishikura, S. [Nippon Paint Co Ltd] jpn Kokai Tokkyo Koho 05320276 (1993)
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• Manufacture of submicron-order porous polymer microspheres Aoki, J. [Aoki Junjiro] Jpn Kokai Tokkyo Koko 06 16860 (1994)
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• UV-hardenable microencapsulated ink composition for pressure sensitive copying paper Totani, K. Wakata, K., Kono, K., Furukawa, H. and Shioi, S, [Kanzaki Paper Mfg Co Ltd] jpn Kokai Tokkyo Koho 05156191 (1993)
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• Diazo recording materials using microencapsulated diazo compound Shimomura, T., Sugyama, T., Oono, M. and Tanaka, T. [Fuji Photo Film Co Ltd] jpn Kokai Tokkyo Koho 05305767 (1993)
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• Manufacture of microcapsules and photographic material using same Yamanochi, J. and Ito, Y. [Fuji Photo Film Co Ltd] jpn Kokai Tokkyo Koko 05184910 (1993)
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• Manufacture of photosensitive microcapsules and pressure-transfer, heat developable photosensitive material using same Hirai, H. [Fuji Photo Film Co Ltd] jpn Kokai Tokkyo Koho 05134403 (1993)
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• Manufacture of microcapsules for cosmetics, pesticides,, and fertilizers Kyama, K., Umezawa, K., Yasue, R. and Kishita, M. [Lion Corp] ypn Kokai Tokkyo Koko 06 00362 (1994)
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• Manufacture of superfine particle-enclosed glass microcapsules Nagata, H., Koyama, T., Ootsuka, S. and Tanaka, S. [Nippon Sheet Glass Co Ltd] jpn Kokai Tokkyo Koho 06 64930 (1994)
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• Heat- and moisture-resistant microcapsule materials, microcapsules using the same, and manufacture of such microcapsules Sumi, H., Nakayama, Y. and Hotsuta, H. [Dai Ichi Kogyo Seiyaku Co Ltd] jpn Kokai Tokkyo Koho 05317692 (1993)
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• Preparation of photosensitive microcapsule and photothermographic material Shimizu, M. [Fuji Photo Film Co Ltd] jpn Kokai Tokkyo Koho 05119471 (1993)
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• Photosensitive microcapsules containing fluorescent substance Oohira, H. [Brother Ind Ltd] Jpn Kokai Tokkyo Koho 06 19128 (1994)
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• Manufacture of vinyl chloride polymer films coated with vinyl polymers containing microencapsulated cycloheximide Fujii, K., Taniguchi, M. and Hishida, M. [Bando Chemical Co Ltd] jpn Kokai Tokkyo Koho 06 16854 (1994)
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• Reversible temperature-indicating microcapsules Murakami, Y. [Mitsubishi Paper Mills Ltd] jpn Kokai Tokkyo Koho 05317695 (1993)
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• Manufacture of porous microspheres of amorphous polymers Aoki, J. [Aoki J] Jpn Kokai Tokkyo Koho 06 09817 (1994)
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• Fiber-containing gel microcapsules for slow release applications and their manufacture Koishi, M., Pponda, H. Suzuki, K. and Suguro, M. [Sanei Toka Kk] ipn Kokai Tokkyo Koho 06 15163 (1994)
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• Toner production using microencapsulation Tsuda, M. [Brother Ind Ltd] Jpn Kokai Tokkyo Koho 05277356 (1993)
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• Full color microcapsule-containing optical recording sheet and optical recording method using same Shiotani, M. [Casio Computer Co Ltd] jpn Kokai Tokkyo Koho 04340542 (1992)
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• Anti-offset agent for pressure fixing of electrophotographic microcapsule toner Yoshida, K., Yamamoto, M., Yamamuro, T., Mitsumizo, M. and Kubo, T. [Fuji Xerox Co Ltd] jpn Kokai Tokkyo Koho 05173353 (1993)
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• Microcapsules, electrophotographic microcapsule toners, and manufacture thereof Inaba, Y. [Fuji Xerox Co Ltd] Jpn Kokai Tokkyo Koho 05142847 (1993)
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• Preparation of liposomes with fatty acid sugar esters as carriers of therapeutic substances Hayashi, O., Tokuyama, S., Nakachi, O. and Tsuchida, H. [Nippon Oils & Fats Co Ltd, Seisan Kaihatsu Kagaku Kenkyus] Jpn Kokai Tokkyo Koho 06 16688 (1994)
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• Photoimaging sheet coated with microencapsulated leuco dye-color developer-type material and photoimaging method using same Shiotani, M. [Casio Computer Co Ltd] jpn Kokai Tokkyo Koko 05158228 (1993)
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• Manufacture of microcapsules and photographic material using same Yamanochi, J. and Ito, Y. [Fuji Photo Film Co Ltd] jpn Kokai Tokkyo Koho 05184911 (1993)
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• Manufacture of microcapsules and photothermographic copier using same Hatsutori, Y. [Brother Ind Ltd] Jpn Kokai Tokkyo Koho 05165248 (1993)
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• Microencapsulated curing accelerators and one-liquid epoxy resin compositions containing them Kunugise, A. and Nomichi, M. [Nippon Kayaku Kk] Jpn Kokai Tokkyo Koho 06 25470 (1994)
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PCT

• Pharmaceutical liposomes comprising lipids derivatized with PEG for treatment of inflamed tissues Woodle, M. C., Martin, F. J. and Huang, S. K. [Liposome Technology Inc] PCT Int Appl 94 07466 (1994)
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• Method of manufacturing microcapsules Gander, B. and Merkle, H. P. [Schwarz Pharma AG] PCT Int Appl 94 09898 (1994)
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• Preparation of microspheres of diagnostic agents Sutton, A. D. and Johnson, R. A. [Delta Biotechnology Ltd] PCT Int Appl 94 08627 (1994)
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• Immunological purging of tumor cells from bone marrow using microspheres and monoclonal antibodies Schlossman, S. F., Nadler, L. M. and Freedman, A. S. [Dana-Farber Cancer Institute] PCT Int Appl 94 08621 (1994)
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• Interdigitation-fusion liposomes and gels Boni, L. T., Janoff, A. S., Minchey, S. R., Perkins, W. R., Swenson, C. E., Ahl, P. L. and Davis, T. S. [Liposome Company Inc] PCT Jot Appl 94 08565 (1994)
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USA

• Breath freshener microcapsules Stapler, J. H. and Hunter, M. A. [Proctor and Gamble Co] US 5300305 (1994) Image-forming process using microcapsules Yamaguchi, J. [Fuji Photo Film Co Ltd] US 5288586 (1994)
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