Patents by Inventor Richard J. Goetz
Richard J. Goetz has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20040137047Abstract: An article that includes a substrate having a surface, at least a portion of which is provided with a pressure sensitive adhesive composition that includes a blend of discrete, crosslinked polymer microspheres and a polymer matrix. The composition has a substantially smooth, exposed surface available for adhesion.Type: ApplicationFiled: December 22, 2003Publication date: July 15, 2004Applicant: 3M Innovative Properties CompanyInventors: Donald H. Lucast, Richard J. Goetz
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Publication number: 20030104042Abstract: An article that includes a substrate having a surface, at least a portion of which is provided with a pressure sensitive adhesive composition that includes a blend of discrete, crosslinked polymer microspheres and a polymer matrix. The composition has a substantially smooth, exposed surface available for adhesion.Type: ApplicationFiled: September 24, 2002Publication date: June 5, 2003Applicant: 3M Innovative Properties CompanyInventors: Donald H. Lucast, Richard J. Goetz
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Patent number: 6479073Abstract: An article that includes a substrate having a surface, at least a portion of which is provided with a pressure sensitive adhesive composition that includes a blend of discrete, crosslinked polymer microspheres and a polymer matrix. The composition has a substantially smooth, exposed surface available for adhesion.Type: GrantFiled: October 7, 1996Date of Patent: November 12, 2002Assignee: 3M Innovative Properties CompanyInventors: Donald H. Lucast, Richard J. Goetz
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Patent number: 6288172Abstract: A light diffusing adhesive comprising a mixture of a pressure-sensitive adhesive matrix having a refractive index of n1 filled with organic, polymeric microparticles having a refractive index n2, wherein the absolute difference in the refractive indices of matrix and microparticles, that is, |n1-n2| is greater than zero and typically in the range of 0.01 to 0.2. The weight ratio of matrix to microparticles, based on solids, is from about 1:1 to about 50:1, preferably from about 4:1 to about 25:1.Type: GrantFiled: May 6, 1997Date of Patent: September 11, 2001Assignee: 3M Innovative Properties CompanyInventors: Richard J. Goetz, Andrew J. Ouderkirk
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Patent number: 5908693Abstract: We have discovered a low trauma wound dressing including a moisture-vapor permeable backing and a contiguous particulate adhesive layer comprised of tacky, substantially solvent-insoluble, solvent-dispersible, acrylate-based, elastomeric, pressure-sensitive adhesive microspheres.Type: GrantFiled: December 4, 1996Date of Patent: June 1, 1999Assignee: Minnesota Mining and Manufacturing CompanyInventors: Joaquin Delgado, Richard J. Goetz, Spencer F. Silver, Donald H. Lucast
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Patent number: 5824748Abstract: Composite pressure sensitive adhesive microspheres are provided comprising two or more water insoluble polymers that are mixed wholly within the boundaries of polymeric microspheres. The range of monomers and polymers are chosen to tailor the properties of the composite pressure sensitive adhesive microspheres for specific performance and/or application requirements. Any polymer that can be dissolved into a solvent monomer or mixture of solvent monomers can be used to prepare the composite pressure sensitive adhesive microspheres. Pressure sensitive adhesive microspheres according to this invention can be prepared using free radical suspension polymerization.Type: GrantFiled: June 3, 1996Date of Patent: October 20, 1998Assignee: Minnesota Mining And Manufacturing CompanyInventors: Michael R. Kesti, James E. Garbe, Joaquin Delgado, Spencer F. Silver, Richard J. Goetz
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Patent number: 5714237Abstract: An adhesive composition is provided comprising:(a) a plurality of polymeric, elastomeric microspheres wherein the microspheres are the reaction product of reactants comprising polymerizable starting materials comprising at least one C.sub.4 -C.sub.14 alkyl (meth)acrylate monomer and optionally at least one comonomer and have a solvent soluble portion that is 30-98% of the microsphere.Type: GrantFiled: January 16, 1996Date of Patent: February 3, 1998Assignee: Minnesota Mining Manufacturing CompanyInventors: Terrence E. Cooprider, Michael D. Crandall, James E. Garbe, Richard J. Goetz, Michael R. Kesti
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Patent number: 5663241Abstract: A removable pressure sensitive adhesive comprises pressure sensitive adhesive microparticles that are the polymerization product of a mono-olefinically unsaturated monomer having an aldehyde group or a ketone group, and a base monomer. By the addition of a polyhydrazide, other adhesives with improved properties can be provided.Type: GrantFiled: December 13, 1994Date of Patent: September 2, 1997Assignee: Minnesota Mining and Manufacturing CompanyInventors: Yorinobu Takamatsu, Kengo Imamura, Richard J. Goetz
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Patent number: 5641567Abstract: A pressure sensitive adhesive tape that employs a water-dispersible polymer is provided. The adhesive can comprise microparticles and a water-dispersible component; or microparticles and a novel water-dispersible polymer that contains a plurality of poly(alkoxyalkyl)acrylate units as a major component. The tape may be used with labels for containers, sterilization indicator tapes and labels, surgical wrappers, mammalian body coverings, and in the preparation of paper web splices. The tape may be repulpable and/or laundearable.Type: GrantFiled: February 2, 1996Date of Patent: June 24, 1997Assignee: Minnesota Mining and Manufacturing CompanyInventors: Mary L. Brown, Richard J. Goetz, Cheryl L. Moore, Donald R. Battles
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Patent number: 5626955Abstract: A pressure sensitive adhesive tape that employs a water-absorptive backing, a microparticle-containing pressure sensitive adhesive and a water-dispersible component is provided. A method of bonding close fitting parts is also disclosed. In the method, a microparticle-containing pressure sensitive adhesive tape (with or without the water-dispersible component in the adhesive) is employed. Articles made using the tape and/or by the method are also disclosed.Type: GrantFiled: April 4, 1994Date of Patent: May 6, 1997Assignee: Minnesota Mining and Manufacturing CompanyInventors: Richard J. Goetz, Daniel P. Pohl, Mary L. Brown
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Patent number: 5614310Abstract: We have discovered a low trauma wound dressing including a moisture-vapor permeable backing and a contiguous particulate adhesive layer comprised of tacky, substantially solvent-insoluble, solvent-dispersible, acrylate-based, elastomeric, pressure-sensitive adhesive microspheres.Type: GrantFiled: November 4, 1994Date of Patent: March 25, 1997Assignee: Minnesota Mining and Manufacturing CompanyInventors: Joaquin Delgado, Richard J. Goetz, Spencer F. Silver, Donald H. Lucast
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Patent number: 5609932Abstract: A pressure sensitive adhesive tape that employs a water-absorptive backing, a microparticle-containing pressure sensitive adhesive and a water-dispersible component is provided. A method of bonding close fitting parts is also disclosed. In the method, a microparticle-containing pressure sensitive adhesive tape (with or without the water-dispersible component in the adhesive) is employed. Articles made using the tape and/or by the method are also disclosed.Type: GrantFiled: May 31, 1995Date of Patent: March 11, 1997Assignee: Minnesota Mining and Manufacturing CompanyInventors: Richard J. Goetz, Daniel P. Pohl, Mary L. Brown
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Patent number: 5595821Abstract: This invention relates to water dispersible polymeric films, to processes for the film preparation and materials for use in forming the water dispersible polymeric films.Type: GrantFiled: May 15, 1995Date of Patent: January 21, 1997Assignee: Minnesota Mining and Manufacturing CompanyInventors: Patrick J. Hager, Richard J. Goetz
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Patent number: 5534589Abstract: This invention relates to water dispersible polymeric films, to processes for the film preparation and materials for use in forming the water dispersible polymeric films.Type: GrantFiled: May 4, 1994Date of Patent: July 9, 1996Assignee: Minnesota Mining and Manufacturing CompanyInventors: Patrick J. Hager, Richard J. Goetz
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Patent number: 5512612Abstract: A pressure sensitive adhesive that employs a water-dispersible polymer is provided. In one embodiment of the invention the adhesive comprises microparticles and the water-dispersible component. In another embodiment the adhesive comprises a novel water-dispersible polymer that contains a plurality of poly(alkoxyalkyl) acrylate units as a major component.The pressure sensitive adhesive may be provided as a tape and used with labels for containers, sterilization indicator tapes and labels, closure systems for envelopes, surgical wrappers, and mammalian body coverings. It may also be used in the preparation of paper web splices.In one embodiment of the invention the tape is repulpable. In another embodiment it is launderable.Type: GrantFiled: April 4, 1994Date of Patent: April 30, 1996Assignee: Minnesota Mining and Manufacturing CompanyInventors: Mary L. Brown, Richard J. Goetz, Cheryl L. Moore, Donald R. Battles
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Patent number: 5508313Abstract: The invention provides inherently tacky, polymeric, organic, solvent-insoluble, solvent dispersible, elastomeric, pressure sensitive adhesive microspheres having pendant hydrophilic polymeric or oligomeric moieties having a degree of polymerization greater than or equal to 2. The microspheres which are sterically stabilized can offer enhanced stability against coagulation caused by alkali, alkali salts, polyelectrolytes and repeated freeze/thaw cycles. The present invention also provides pressure-sensitive adhesives comprising these microspheres including aerosol spray PSAs, coated sheet materials prepared therefrom, and method of making the microspheres.Type: GrantFiled: November 2, 1994Date of Patent: April 16, 1996Assignee: Minnesota Mining and Manufacturing CompanyInventors: Joaquin Delgado, Richard J. Goetz, Spencer F. Silver
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Patent number: 5378405Abstract: Conductive, polymeric, inherently tacky, solvent-insoluble, solvent-dispersible, elastomeric, pressure-sensitive adhesive microparticles having an average diameter of at least about 1 micrometer, said microparticles having an ionic conductive material present on said surface, and anti-static pressure-sensitive adhesive tapes made therefrom.Type: GrantFiled: July 28, 1993Date of Patent: January 3, 1995Assignee: Minnesota Mining and Manufacturing CompanyInventors: Gustav Gutman, Richard J. Goetz
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Patent number: RE37563Abstract: An adhesive composition is provided comprising: (a) a plurality of polymeric, elastomeric microspheres wherein the microspheres are the reaction product of reactants comprising polymerizable starting materials comprising at least one C4-C14 alkyl (meth)acrylate monomer and optionally at least one comonomer and have a solvent soluble portion that is 30-98% of the microsphere.Type: GrantFiled: November 18, 1999Date of Patent: February 26, 2002Assignee: 3M Innovative Properties CompanyInventors: Terrence E. Cooprider, Michael D. Crandall, James E. Garbe, Richard J. Goetz, Michael R. Kesti