Patents Assigned to Celcore Incorporated
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Patent number: 10781845Abstract: A roof cover fastener may include a cover plate having a planar body with a perimeter. A central aperture may be disposed centrally in the body. A first annular rib may be formed into the body and may encircle the central aperture. A second annular rib may be formed into the body and may encircle the first annular rib. A first channel may separate the first annular rib from the second annular rib. A medial aperture may be disposed in the channel between the first annular rib and the second annular rib. Optionally, the fastener may also include an auger element having a first end and a second end. A head may be coupled to the first end, and a tip may be coupled to the second end. A thread crest with a thread root may extend from the second end towards the first end.Type: GrantFiled: December 20, 2018Date of Patent: September 22, 2020Assignee: Celcore IncorporatedInventors: William R. MacDonald, Peter C. Garrigus, Derek J. Krueger
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Publication number: 20190145453Abstract: A roof cover fastener may include a cover plate having a planar body with a perimeter. A central aperture may be disposed centrally in the body. A first annular rib may be formed into the body and may encircle the central aperture. A second annular rib may be formed into the body and may encircle the first annular rib. A first channel may separate the first annular rib from the second annular rib. A medial aperture may be disposed in the channel between the first annular rib and the second annular rib. Optionally, the fastener may also include an auger element having a first end and a second end. A head may be coupled to the first end, and a tip may be coupled to the second end. A thread crest with a thread root may extend from the second end towards the first end.Type: ApplicationFiled: December 20, 2018Publication date: May 16, 2019Applicant: Celcore IncorporatedInventors: William R. Mac Donald, Peter C. Garrigus, Derek J. Krueger
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Patent number: 10190616Abstract: A roof cover fastener may include a cover plate having a planar body with a perimeter. A central aperture may be disposed centrally in the body. A first annular rib may be formed into the body and may encircle the central aperture. A second annular rib may be formed into the body and may encircle the first annular rib. A first channel may separate the first annular rib from the second annular rib. A medial aperture may be disposed in the channel between the first annular rib and the second annular rib. The fastener may also include an auger element having a first end and a second end. A head may be coupled to the first end, and a tip may be coupled to the second end. A thread crest with a thread root may extend from the second end towards the first end.Type: GrantFiled: January 2, 2017Date of Patent: January 29, 2019Assignee: CELCORE INCORPORATEDInventors: William R. MacDonald, Peter C. Garrigus, Derek J. Krueger
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Publication number: 20170191519Abstract: A roof cover fastener may include a cover plate having a planar body with a perimeter. A central aperture may be disposed centrally in the body. A first annular rib may be formed into the body and may encircle the central aperture. A second annular rib may be formed into the body and may encircle the first annular rib. A first channel may separate the first annular rib from the second annular rib. A medial aperture may be disposed in the channel between the first annular rib and the second annular rib. The fastener may also include an auger element having a first end and a second end. A head may be coupled to the first end, and a tip may be coupled to the second end. A thread crest with a thread root may extend from the second end towards the first end.Type: ApplicationFiled: January 2, 2017Publication date: July 6, 2017Applicant: Celcore IncorporatedInventors: William R. Mac Donald, Peter C. Garrigus, Derek J. Krueger
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Patent number: D844424Type: GrantFiled: June 23, 2017Date of Patent: April 2, 2019Assignee: Celcore IncorporatedInventor: William R. MacDonald