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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE DERIVADOS TRIFLUOROMETILVINÍLICOS

PublicadaInvention Patent

Application data

Number

PI8901489

Type

Invention Patent

Filing

03/30/1989

Publication

11/14/1989

Progress at the INPI

  1. Filing03/30/89
  2. Publication11/14/89
  3. Examination11/27/90
  4. Allowance09/26/95
  5. Grant04/30/96
  6. Expired12/15/09

The letters patent expired on 12/15/2009: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 11/14/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Roussel-Uclaf

FR

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Inventors

D. B. (pessoa física)

DE

J. D. (pessoa física)

FR

J. T. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

FR

88-04260 · 03/31/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/14/1989

RPI 995

Pedido de patente depositado

#2.1

05/16/1989

RPI 969

Carta-patente expirada

#21.1

Patente extinta em 30/03/2004

12/15/2009

RPI 2032

Concessão da patente

#16.1

04/30/1996

RPI 1326

Deferimento

#9.1

09/26/1995

RPI 1295

Exigência - art. 36 da LPI

#6.1

01/03/1995

RPI 1257

Solicitação de exame técnico

#4.1

11/27/1990

RPI 1043

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