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Official data from INPI

DISPERSÕES AQUOSAS COLOIDAIS DE UM COMPOSTO DE CŠRIO IV E PROCESSO DE PREPARAÇAÇÃO DESTAS DISPERSÕES

PublicadaInvention Patent

Application data

Number

PI8701983

Type

Invention Patent

Filing

03/26/1987

Publication

01/12/1988

Progress at the INPI

Under appeal
  1. Filing03/26/87
  2. Publication01/12/88
  3. Examination08/21/90
  4. Refused09/28/93
  5. Grant
  6. In force

The application was refused by the INPI on 09/28/1993. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 01/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Rhodia S/A

SP, BR

See this company's full portfolio

Inventors

C. M. (pessoa física)

FR

M. D. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

86/04348 · 03/26/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

01/12/1988

RPI 899

Pedido de patente depositado

#2.1

07/28/1987

RPI 875

Indeferimento

#9.2

09/28/1993

RPI 1191

Conhecimento de parecer técnico

#7.1

11/17/1992

RPI 1146

Exigência - art. 36 da LPI

#6.1

12/03/1991

RPI 1096

Solicitação de exame técnico

#4.1

08/21/1990

RPI 1029

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