1
Martin Katz, Helen C Leong, Chung Heng Cheng: Clinical and personal care articles enhanced by lubricants and adjuvants. Advanced Polymer Systems, Townsend and Townsend, December 17, 1991: US05073365 (90 worldwide citation)

Articles for use in contact with animal tissue, such as surgical and first aid supplies, health care products and personal hygiene products, are dusted with microspheres for lubricating purposes or for the application of diffusible adjuvants. In the latter case, the microspheres are porous, with a c ...


2
Martin Katz, Sergio Nacht, Jorge Heller: System and method for transdermal drug delivery. Advanced Polymer Systems, Townsend and Townsend, July 2, 1991: US05028435 (66 worldwide citation)

Transdermal drug delivery systems comprise a backing or enclosure having a matrix layer which incorporates a drug and a percutaneous enhancer for the drug. The percutaneous enhancer and/or drug will be contained within polymeric particles dispersed through the matrix layer, where the polymeric parti ...


3
Helen C Leong, Martin Katz, Chung Heng Cheng: Fabric impregnated with functional substances for controlled release. Advanced Polymer Systems, Townsend and Townsend, October 20, 1992: US05156843 (47 worldwide citation)

Intersticed materials, including woven and nonwoven fabrics, open-cellular materials and the like, are impregnated with functional substances by incorporating the substances in microscopic porous particles in which the pores form an interconnected network open to the particles in the interstices of ...


4
Helen Leong, Martin Katz, Ann Delk, Sergio Nacht, David Berliner: Synthetic melanin aggregates. Advanced Polymer Systems, Townsend & Townsend, August 8, 1989: US04855144 (45 worldwide citation)

Melanin compositions include a melanin pigment incorporated within polymeric particles, usually within an internal pore network defined by a polymeric particle matrix. The melanin compositions may be produced by in situ oxidation of melanin precursors within the pore network, or by absorption of a m ...


5
Helen Leong, Martin Katz, Anne Delk, David Berliner, Sergio Nacht: Synthetic melanin aggregates. Advanced Polymer Systems, Townsend & Townsend, February 21, 1989: US04806360 (39 worldwide citation)

Melanin compositions include a melanin pigment incorporated within an internal pore network defined by a polymeric particle matrix. The melanin compositions may be produced by in situ oxidation of melanin precursors within the pore network, or by absorption of a melanin pigment dispersed in a suitab ...


6
Martin Katz, Chung Heng Cheng: Porous particles in preparations involving immiscible phases. Advanced Polymer Systems, Townsend and Townsend, August 4, 1992: US05135740 (35 worldwide citation)

Immiscible phases, particularly polar and non-polar liquids, semi-solids or solids, are combined in a composition where one is finely dispersed throughout the other without reliance upon emulsifying agents to either create or stabilize the dispersion. The composition is formed by placing the discont ...


7
Martin Katz, John S Kent: Inert core implant pellet. Syntex Corporation, Tom M Moran, Joseph I Hirsch, December 25, 1979: US04180560 (35 worldwide citation)

A novel spherical implant pellet containing estradiol, estradiol benzoate, or mixtures thereof as the sole active ingredients which exhibits a substantially constant drug release rate over a timer period and substantially abrupt termination of drug release at the end of the time period is prepared w ...


8
John H Williford, Martin Katz, Sergio Nacht, Chung Heng Cheng, Rajesh A Patel, Brian J Picard: Methods and compositions for flavoring orally-delivered products. Advanced Polymer Systems, Townsend and Townsend Khourie and Crew, October 17, 1995: US05458890 (25 worldwide citation)

Flavored food and pharmaceutical compositions include one or more flavor additives incorporated within polymeric particles, usually within an internal pore network defined by individual polymeric particles. The polymeric particles are, in turn, dispersed within and/or over a surface of an orally-del ...


9
Martin Katz, John S Kent: Inert core implant pellet. Syntex Corporation, Tom M Moran, William B Walker, June 20, 1978: US04096239 (24 worldwide citation)

A novel spherical implant pellet containing estradiol, estradiol benzoate, or mixtures thereof as the sole active ingredients which exhibits a substantially constant drug release rate over a timer period and substantially abrupt termination of drug release at the end of the time period is prepared w ...


10
Martin Katz: Chemical protective fabric. The United States of America represented by the Secretary of the Army, Vincent J Ranucci, Anthony T Lane, March 25, 1997: US05614301 (18 worldwide citation)

A chemical protective fabric for use in garments worn by persons in a cheally hostile environment comprises a layer of felted foam impregnated with superactivated carbon, a polyurethane emulsion binder for bonding the superactivated carbon to the foam, a first stretchable material layer bonded to th ...