GPI coverage and content

You can use Global Patent Index (GPI) to carry out detailed searches in the EPO's worldwide bibliographic (DOCDB), legal event (INPADOC) and full-text data sets, and download or visualise the search results for statistical analysis.

Current content: 157 117 910 patent documents

This week's update (12/07/2024 12:00 CET):

139 301 new documents added

1 340 825 documents amended

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EP 0233721 A3 19880831 - PROTEIN STAIN-REMOVING COMPOSITIONS

Title (en)

PROTEIN STAIN-REMOVING COMPOSITIONS

Publication

EP 0233721 A3 19880831 (EN)

Application

EP 87300845 A 19870130

Priority

US 82877386 A 19860212
US 88522486 A 19860714

Abstract (en)

[origin: EP0233721A2] Proteinaceous stains are removed more effectively from fabrics by treatment with protease in the presence of a reagent which cleaves disulfide bonds. A detergent is preferably also used.

IPC 1-7

C11D 3/386

IPC 8 full level

C11D 3/386 (2006.01)

CPC (source: EP)

C11D 3/386 (2013.01)

Citation (search report)

[X] US 3741901 A 19730626 - ZIFFER J
[X] US 4421664 A 19831220 - ANDERSON CHARLES R [US], et al
[X] DE 1948653 A1 19710401 - HENKEL & CIE GMBH

Designated contracting state (EPC)

CH DE FR GB IT LI NL SE

DOCDB simple family (publication)

EP 0233721 A2 19870826; EP 0233721 A3 19880831; AU 6870187 A 19870813; DK 71087 A 19870813; DK 71087 D0 19870212

DOCDB simple family (application)

EP 87300845 A 19870130; AU 6870187 A 19870211; DK 71087 A 19870212