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Official data from INPI

PROCESSO DE CONFORMAÇÃO MECÂNICA DE ALUMÍNIO E LIGAS DE ALUMÍNIO NA PRESENÇA DE UM LUBRIFICANTE DE RESFRIAMENTO E CONCENTRADO DE LUBRIFICANTE DE RESFRIAMENTO.

PublicadaInvention Patent

Application data

Number

PI8706064

Type

Invention Patent

Filing

11/10/1987

Publication

05/30/1989

Progress at the INPI

Under appeal
  1. Filing11/10/87
  2. Publication05/30/89
  3. Examination04/16/91
  4. Refused02/06/96
  5. Grant
  6. In force

The application was refused by the INPI on 02/06/1996. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Berol Suisse SA

CH

Inventors

E. S. (pessoa física)

SE

R. S. (pessoa física)

SE

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

05/30/1989

RPI 971

Pedido de patente depositado

#2.1

02/23/1988

RPI 905

Republicação - classificação IPC

#15.11

02/18/1997

RPI 1368

Indeferimento

#9.2

02/06/1996

RPI 1314

Conhecimento de parecer técnico

#7.1

06/13/1995

RPI 1280

Solicitação de exame técnico

#4.1

04/16/1991

RPI 1063

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