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: 159 515 718 patent documents

This week's update (01/11/2024 12:00 CET):

154 531 new documents added

1 078 520 documents amended

GPI key values

Run regular monitoring (e.g. monthly or quarterly) of technical areas or companies

Use built-in charts to visualise technical trends and patenting activity of companies

Choose the data you want to see and download to focus on what you are interested in

Run data quality assessments to measure the risk of incomplete search results

EP 0000747 B1 19800625 - ORGANOTIN HALIDES AND A PROCESS FOR THEIR PREPARATION

Title (en)

ORGANOTIN HALIDES AND A PROCESS FOR THEIR PREPARATION

Publication

EP 0000747 B1 19800625 (DE)

Application

EP 78100533 A 19780728

Priority

DE 2735757 A 19770809

Abstract (en)

[origin: US4202830A] The invention provides novel organotin halides obtained by reaction of tin and hydrogen chloride with those olefins which carry a carbonyl group in adjacent position to the olefinic double bond and which are substituted in addition by at least one carboxylate group not adjacent to the double bond.

IPC 1-7

C07F 7/22

IPC 8 full level

C07F 7/22 (2006.01)

CPC (source: EP US)

C07F 7/2208 (2013.01 - EP US)

Designated contracting state (EPC)

BE CH DE FR GB NL

DOCDB simple family (publication)

EP 0000747 A1 19790221; EP 0000747 B1 19800625; CA 1120940 A 19820330; DE 2735757 A1 19790215; DE 2860030 D1 19801030; IT 1098004 B 19850831; IT 7826561 A0 19780807; JP S5430118 A 19790306; US 4202830 A 19800513

DOCDB simple family (application)

EP 78100533 A 19780728; CA 308881 A 19780808; DE 2735757 A 19770809; DE 2860030 T 19780728; IT 2656178 A 19780807; JP 9587778 A 19780808; US 93167878 A 19780807