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Official data from INPI

PROCESSO PARA A ESTABILIZAÇÃO DE ALDEÍDEOS

PublicadaInvention Patent

Application data

Number

PI8806517

Type

Invention Patent

Filing

12/09/1988

Publication

08/22/1989

Progress at the INPI

Under appeal
  1. Filing12/09/88
  2. Publication08/22/89
  3. Examination04/24/90
  4. Refused04/27/99
  5. Grant
  6. In force

The application was refused by the INPI on 04/27/1999. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 08/22/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. A. (pessoa física)

DE

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Inventors

C. K. (pessoa física)

DE

D. K. (pessoa física)

DE

J. W. (pessoa física)

DE

W. Z. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P37 42 254.5 · 12/12/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

08/22/1989

RPI 983

Pedido de patente depositado

#2.1

04/18/1989

RPI 965

Indeferimento

#9.2

Indeferido com base nos Artigos Nº 37, 8, 11 e 13 da LPI 9279/96.

04/27/1999

RPI 1477

Conhecimento de parecer técnico

#7.1

08/12/1997

RPI 1393

Conhecimento de parecer técnico

#7.1

03/26/1996

RPI 1321

Solicitação de exame técnico

#4.1

04/24/1990

RPI 1015

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