Patents by Inventor David A. Ewell
David A. Ewell 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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Patent number: 11904011Abstract: The invention provides isolated polynucleotide molecules that comprise a DNA sequence encoding an infectious RNA sequence encoding a genetically-modified North American PRRS virus, methods to make it and related polypeptides, polynucleotides, and various components. Vaccines comprising the genetically modified virus and polynucleotides and a diagnostic kit to distinguish between naturally infected and vaccinated animals are also provided.Type: GrantFiled: June 6, 2022Date of Patent: February 20, 2024Assignee: Zoetis Services LLCInventors: Jay Gregory Calvert, David Ewell Slade, Siao-Kun W. Welch
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Publication number: 20230392047Abstract: An article of manufacture, such as a weighted blanket, a cushioning element, or the like, includes an elastomeric element that includes elongated elements that follow nonlinear, partially overlapping paths and voids between adjacent portions of the elongated elements. Such an elastomeric element may define a weighted layer of a weighted blanket, a cushioning layer of a cushioning element of the like. The elastomeric element may be secured directly to a substrate, such as a fabric layer. Alternatively, an adhesion layer may secure the elastomeric element to the substrate. An adhesion layer may cover only a portion of the substrate. A cover may be provided over the elastomeric element. Together, the cover and the substrate may contain the elastomeric element.Type: ApplicationFiled: August 15, 2023Publication date: December 7, 2023Inventors: James T. Grutta, Brett Pearson, Robert W. Taylor, David Ewell, Bob Watters, Brock Keith Harris, Dhyey Yogesh Acharya, Russell B. Whatcott
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Patent number: 11725121Abstract: An article of manufacture, such as a weighted blanket, a cushioning element, or the like, includes an elastomeric element that includes elongated elements that follow nonlinear, partially overlapping paths and voids between adjacent portions of the elongated elements. Such an elastomeric element may define a weighted layer of a weighted blanket, a cushioning layer of a cushioning element of the like. The elastomeric element may be secured directly to a substrate, such as a fabric layer. Alternatively, an adhesion layer may secure the elastomeric element to the substrate. An adhesion layer may cover only a portion of the substrate. A cover may be provided over the elastomeric element. Together, the cover and the substrate may contain the elastomeric element.Type: GrantFiled: February 8, 2021Date of Patent: August 15, 2023Assignee: Purple Innovation, LLCInventors: James T. Grutta, Brett Pearson, Robert W. Taylor, David Ewell, Bob Watters, Brock Keith Harris, Dhyey Yogesh Acharya, Russell B. Whatcott
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Publication number: 20220305110Abstract: The invention provides isolated polynucleotide molecules that comprise a DNA sequence encoding an infectious RNA sequence encoding a genetically-modified North American PRRS virus, methods to make it and related polypeptides, polynucleotides, and various components. Vaccines comprising the genetically modified virus and polynucleotides and a diagnostic kit to distinguish between naturally infected and vaccinated animals are also provided.Type: ApplicationFiled: June 6, 2022Publication date: September 29, 2022Inventors: Jay Gregory CALVERT, David Ewell SLADE, Siao-Kun W. WELCH
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Patent number: 11351243Abstract: The invention provides isolated polynucleotide molecules that comprise a DNA sequence encoding an infectious RNA sequence encoding a genetically-modified North American PRRS virus, methods to make it and related polypeptides, polynucleotides, and various components. Vaccines comprising the genetically modified virus and polynucleotides and a diagnostic kit to distinguish between naturally infected and vaccinated animals are also provided.Type: GrantFiled: March 4, 2020Date of Patent: June 7, 2022Assignee: Zoetis Services LLCInventors: Jay Gregory Calvert, David Ewell Slade, Siao-Kun W. Welch
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Publication number: 20210246336Abstract: An article of manufacture, such as a weighted blanket, a cushioning element, or the like, includes an elastomeric element that includes elongated elements that follow nonlinear, partially overlapping paths and voids between adjacent portions of the elongated elements. Such an elastomeric element may define a weighted layer of a weighted blanket, a cushioning layer of a cushioning element of the like. The elastomeric element may be secured directly to a substrate, such as a fabric layer. Alternatively, an adhesion layer may secure the elastomeric element to the substrate. An adhesion layer may cover only a portion of the substrate. A cover may be provided over the elastomeric element. Together, the cover and the substrate may contain the elastomeric element.Type: ApplicationFiled: February 8, 2021Publication date: August 12, 2021Inventors: James T. Grutta, Brett Pearson, Robert W. Taylor, David Ewell, Bob Watters, Brock Keith Harris, Dhyey Yogish Acharya, Russell B. Whatcott
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Publication number: 20200197507Abstract: The invention provides isolated polynucleotide molecules that comprise a DNA sequence encoding an infectious RNA sequence encoding a genetically-modified North American PRRS virus, methods to make it and related polypeptides, polynucleotides, and various components. Vaccines comprising the genetically modified virus and polynucleotides and a diagnostic kit to distinguish between naturally infected and vaccinated animals are also provided.Type: ApplicationFiled: March 4, 2020Publication date: June 25, 2020Inventors: Jay Gregory Calvert, David Ewell Slade, Siao-Kun W. Welch
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Patent number: 9987348Abstract: This invention provides a vaccine composition for protecting pigs against PCV2, including a highly virulent porcine circovirus type 2b (PCV2b) divergent strain, the composition including a PCV2b divergent ORF2 polypeptide, wherein the ORF2 polypeptide comprises Leucine (L) at position 89, Threonine (T) at position 90, and Aspargine (N) at position 134, according to the numbering of SEQ ID NO: 1 herein.Type: GrantFiled: September 24, 2014Date of Patent: June 5, 2018Assignee: Zoetis Services LLCInventors: Gregory Paul Nitzel, David Ewell Slade
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Publication number: 20170136116Abstract: The invention provides isolated polynucleotide molecules that comprise a DNA sequence encoding an infectious RNA sequence encoding a genetically-modified North American PRRS virus, methods to make it and related polypeptides, polynucleotides, and various components. Vaccines comprising the genetically modified virus and polynucleotides and a diagnostic kit to distinguish between naturally infected and vaccinated animals are also provided.Type: ApplicationFiled: January 20, 2017Publication date: May 18, 2017Inventors: Jay Gregory CALVERT, David Ewell SLADE, Siao-Kun W. WELCH
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Patent number: 9585644Abstract: A medical system for treating an internal tissue opening can include a closure device and associated delivery device. The closure device can include a body portion operatively associated with a first anchor and a second anchor. The body portion can include a plurality of segments defining a multi-cellular structure. The closure device can be configured to apply lateral force to tissue of the internal tissue opening to bring tissue together. The closure device can have a substantially flat aspect, and have a depth thickness that is substantially greater than the thickness or width of a majority of the members forming the closure device to reduce out of plane bending. The closure device can also include a member adapted to induce tissue growth.Type: GrantFiled: September 10, 2013Date of Patent: March 7, 2017Assignee: Coherex Medical, Inc.Inventors: Richard J. Linder, Clark C. Davis, Scott D. Miles, DeWayne C. Fox, Daryl R. Edmiston, David A. Ewell
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Patent number: 9566324Abstract: The invention provides isolated polynucleotide molecules that comprise a DNA sequence encoding an infectious RNA sequence encoding a genetically-modified North American PRRS virus, methods to make it and related polypeptides, polynucleotides, and various components. Vaccines comprising the genetically modified virus and polynucleotides and a diagnostic kit to distinguish between naturally infected and vaccinated animals are also provided.Type: GrantFiled: November 9, 2011Date of Patent: February 14, 2017Assignee: Zoetis Services LLCInventors: Jay Gregory Calvert, David Ewell Slade, Siao-Kun W. Welch
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Publication number: 20160220658Abstract: This invention provides a vaccine composition for protecting pigs against PCV2, including a highly virulent porcine circovirus type 2b (PCV2b) divergent strain, the composition including a PCV2b divergent ORF2 polypeptide, wherein the ORF2 polypeptide comprises Leucine (L) at position 89, Threonine (T) at position 90, and Aspargine (N) at position 134, according to the numbering of SEQ ID NO: 1 herein.Type: ApplicationFiled: September 24, 2014Publication date: August 4, 2016Inventors: Gregory Paul Nitzel, David Ewell Stade
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Publication number: 20140172011Abstract: A medical system for treating an internal tissue opening can include a closure device and associated delivery device. The closure device can include a body portion operatively associated with a first anchor and a second anchor. The body portion can include a plurality of segments defining a multi-cellular structure. The closure device can be configured to apply lateral force to tissue of the internal tissue opening to bring tissue together. The closure device can have a substantially flat aspect, and have a depth thickness that is substantially greater than the thickness or width of a majority of the members forming the closure device to reduce out of plane bending. The closure device can also include a member adapted to induce tissue growth.Type: ApplicationFiled: September 10, 2013Publication date: June 19, 2014Applicant: Coherex Medical, Inc.Inventors: Richard J. Linder, Clark C. Davis, Scott D. Miles, DeWayne C. Fox, Daryl R. Edmiston, David A. Ewell
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Publication number: 20140072589Abstract: The invention provides isolated polynucleotide molecules that comprise a DNA sequence encoding an infectious RNA sequence encoding a genetically-modified North American PRRS virus, methods to make it and related polypeptides, polynucleotides, and various components. Vaccines comprising the genetically modified virus and polynucleotides and a diagnostic kit to distinguish between naturally infected and vaccinated animals are also provided.Type: ApplicationFiled: November 9, 2011Publication date: March 13, 2014Applicant: ZOETIS LLCInventors: Jay Gregory Calvert, David Ewell Slade, Siao-Kun W. Welch
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Patent number: 8529597Abstract: A medical system for treating an internal tissue opening can include a closure device and associated delivery device. The closure device can include a body portion operatively associated with a first anchor and a second anchor. The body portion can include a plurality of segments defining a multi-cellular structure. The closure device can be configured to apply lateral force to tissue of the internal tissue opening to bring tissue together. The closure device can have a substantially flat aspect, and have a depth thickness that is substantially greater than the thickness or width of a majority of the members forming the closure device to reduce out of plane bending. The closure device can also include a member adapted to induce tissue growth.Type: GrantFiled: May 19, 2010Date of Patent: September 10, 2013Assignee: Coherex Medical, Inc.Inventors: Richard J. Linder, Clark C. Davis, Scott D. Miles, DeWayne C. Fox, Daryl R. Edmiston, David A. Ewell
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Publication number: 20100324595Abstract: A medical system for treating an internal tissue opening can include a closure device and associated delivery device. The closure device can include a body portion operatively associated with a first anchor and a second anchor. The body portion can include a plurality of segments defining a multi-cellular structure. The closure device can be configured to apply lateral force to tissue of the internal tissue opening to bring tissue together. The closure device can have a substantially flat aspect, and have a depth thickness that is substantially greater than the thickness or width of a majority of the members forming the closure device to reduce out of plane bending. The closure device can also include a member adapted to induce tissue growth.Type: ApplicationFiled: May 19, 2010Publication date: December 23, 2010Applicant: COHEREX MEDICAL, INC.Inventors: Richard J. Linder, Clark C. Davis, Scott D. Miles, DeWayne C. Fox, Daryl R. Edmiston, David A. Ewell