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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE DIORGANO DISSULFETOS

PublicadaInvention Patent

Application data

Number

PI8901973

Type

Invention Patent

Filing

04/26/1989

Publication

12/05/1989

Progress at the INPI

  1. Filing04/26/89
  2. Publication12/05/89
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 04/26/1989 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 12/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Rhein-Chemie Rheinau GmbH

DE

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Inventors

K. N. (pessoa física)

K. S. (pessoa física)

M. S. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P3814163.9 · 04/27/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/05/1989

RPI 998

Pedido de patente depositado

#2.1

06/06/1989

RPI 972

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era C07C 149/12.

03/27/2018

RPI 2464

Arquivamento - Art. 33 da LPI

#11.1

12/22/1992

RPI 1151

14.4

05/07/1991

RPI 1066

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