Inventor

Marcel Schweiger

Inventor

Chur, CH

Overview

1997–2021

Patent span

Chemistry

Primary field (CPC C)

Patents· 67 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C03Cprimary

C03CChemical composition of glasses, glazes or vitreous enamels22%

A61KPreparations for medical, dental or toiletry purposes21%

A61CDentistry18%

C03BManufacture, shaping, or supplementary processes13%

Y10TTechnical subjects covered by former us classification12%

C01BNon-metallic elements5%

C04BLime, magnesia3%

C09KMaterials for miscellaneous applications, not provided for elsewhere3%

A61LMethods or apparatus for sterilising materials or objects in general1%

B82YSpecific uses or applications of nanostructures1%

PatentTitleYear

11,040,914CeO2-stabilized ZrO2 ceramics for dental applications2021 10,981,823Lithium silicate materials2021 10,737,972Method for the preparation of lithium silicate glasses and lithium silicate glass ceramics2020 10,590,028Lithium silicate-wollastonite glass ceramic2020 10,501,366Lithium silicate-low quartz glass ceramic2019 10,470,854Pre-sintered blank for dental purposes2019 10,457,589Lithium silicate diopside glass ceramics2019 10,414,688Method for the preparation of glasses and glass ceramics with SiO2 as main crystal phase2019 10,377,661Glass ceramic with SiO2 as the main crystalline phase2019 10,376,343Lithium silicate glass ceramic and glass with rubidium oxide content2019 10,315,958CeO2019 10,214,443Lithium silicate materials2019 10,206,761Pre-sintered blank for dental purposes2019 10,136,973Lithium silicate materials2018 10,131,569Method for the preparation of lithium silicate glasses and lithium silicate glass ceramics2018 10,064,708Blank for dental purposes2018 9,956,146Process for the preparation of dental restorations2018 9,918,806'Machining of ceramic materials'2018 9,764,982'Lithium disilicate apatite glass-ceramic'2017 9,757,311'Lithium silicate glass ceramics and lithium silicate glass containing cesium oxide'2017 9,757,217'Pre-sintered blank for dental purposes'2017 9,688,567'Lithium disilicate-apatite glass ceramic with transition metal oxide'2017 9,434,639'Lithium silicate materials'2016 9,371,249'Lithium disilicate-apatite glass-ceramic'2016 9,326,835'Process for the preparation of dental restorations'2016 9,321,674'Lithium silicate glass ceramic and glass with transition metal oxide'2016 9,314,317'Abutment for a dental implant'2016 9,248,078'Lithium silicate materials'2016 9,249,048'Lithium silicate glass ceramic and glass with ZrO2 content'2016 9,220,576'Machining of ceramic materials'2015 8,940,651'Lithium silicate materials'2015 8,865,606'Process for the preparation of dental restorations'2014 8,778,075'Lithium silicate glass ceramic and glass with ZrO2 content'2014 8,759,237'Lithium silicate glass ceramic and glass with transition metal oxide'2014 8,721,336'Multi-colored shaped body'2014 8,691,122'Multi-colored shaped body'2014 8,557,150'Lithium silicate glass ceramic and glass with ZrO2 content'2013 8,546,280'Lithium silicate materials'2013 8,536,078'Lithium silicate glass ceramic and glass with ZrO2 content'2013 8,444,756'Lithium silicate materials'2013 8,263,508'Phosphosilicate glass ceramic'2012 8,197,299'Machining of ceramic materials'2012 8,162,664'Lithium silicate materials'2012 8,047,021'Lithium silicate materials'2011 8,042,358'Lithium silicate materials'2011 7,993,137'Lithium silicate materials'2011 7,981,531'Multi-colored shaped body'2011 7,955,159'Machining of ceramic materials'2011 7,871,948'Lithium silicate glass ceramic'2011 7,867,933'Lithium silicate glass ceramic'2011 7,867,930'Lithium silicate glass ceramic'2011 7,867,931'Lithium silicate glass ceramic'2011 7,845,924'System for preparing dental restorations'2010 7,816,291'Lithium silicate materials'2010 7,704,421'Method for preparing dental restorations'2010 7,452,836'Lithium silicate glass ceramic'2008 7,316,740'Lithium silicate materials'2008 6,626,986'Low-temperature-sintering potassium-zinc-silicate glass'2003 6,620,747'Low temperature-sintering apatite glass ceramic'2003 6,606,884'Sinterable lithium disilicate glass ceramic'2003 6,514,893'Sinterable lithium disilicate glass ceramic'2003 6,420,288'Process for the preparation of shaped translucent lithium disilicate glass ceramic products'2002 6,353,039'Polymerizable composite material'2002 6,342,458'Lithium disilicate glass ceramics dental product'2002 6,303,059'Method of controlling an oven'2001 5,968,856'Sinterable lithium disilicate glass ceramic'1999 5,698,019'Leucite-containing phosphosilicate glass-ceramic'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997–2003Patents assigned to IVOCLAR AG (8)· patent assignee history

1997–2021Based in Chur, CH· patent location history

2003–2021Patents assigned to IVOCLAR VIVADENT AG (59)· patent assignee history

2012–2015Patents assigned to SCHWEIGER MARCEL (12)· patent assignee history

2012–2014Patents assigned to RHEINBERGER VOLKER (7)· patent assignee history

2012–2014Patents assigned to RITZBERGER CHRISTIAN (7)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
IVOCLAR VIVADENT AG	59	2003–2021
SCHWEIGER MARCELself	12	2012–2015
IVOCLAR AG	8	1997–2003
RHEINBERGER VOLKER	7	2012–2014
RITZBERGER CHRISTIAN	7	2012–2014

Locations

Location	Patents	Span
Chur, CH	67	1997–2021