Properties of coatings

Full Title

Coatings on glass > Properties of coatings

Filing statistics

CPC C03C 2217/70 belongs to the parent subclass C03C, which recorded 95,236 patent applications worldwide between 2013 and 2023. Annual filings grew from 6,471 in 2013 to 7,112 in 2023 (+10%), peaking at 10,632 applications in 2018. The most active applicants in class C03 are CORNING (9,559 applications), SAINT-GOBAIN GLASS (3,824 applications) and NIPPON ELECTRIC GLASS COMPANY (2,792 applications).

Source: EPO PATSTAT, worldwide filings

8 direct subcodes

Child Classifications

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C03C 2217/71 Photocatalytic coatings
C03C 2217/72 Decorative coatings
C03C 2217/73 Anti-reflective coatings with specific characteristics
C03C 2217/74 UV-absorbing coatings
C03C 2217/75 Hydrophilic and oleophilic coatings
C03C 2217/76 Hydrophobic and oleophobic coatings
C03C 2217/77 Coatings having a rough surface
C03C 2217/78 Coatings specially designed to be durable, e.g. scratch-resistant

Top Applicants

Top 10 applicants by patent filingsfor class C03, 2013–2023, worldwide · Source: EPO PATSTAT

CORNING US 9,559
SAINT-GOBAIN GLASS FR 3,824
NIPPON ELECTRIC GLASS COMPANY JP 2,792
SCHOTT DE 2,029
AGC JP 1,938
ASAHI GLASS COMPANY JP 1,679
CORNING 1,650
NIPPON ELECTRIC GLASS COMPANY 1,501
A G C 1,049
O-I (OWENS-ILLINOIS) US 1,027