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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE BROMOTRIFLUORMETANO.

Em AnáliseInvention Patent

Application data

Number

PI8505521

Type

Invention Patent

Filing

10/24/1985

Publication

03/25/1986

Progress at the INPI

  1. Filing10/24/85
  2. Publication03/25/86
  3. Examination09/30/86
  4. Allowance02/13/90
  5. Grant10/30/90
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 09/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Imperial Chemical Industries Plc.

GB

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Inventors

G. M. (pessoa física)

J. S. (pessoa física)

L. B. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8427033 · 10/25/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/30/1986

RPI 832

Solicitação de exame não realizada

#4.2

07/15/1986

RPI 821

Publicação antecipada

#3.2

03/25/1986

RPI 805

Pedido de patente depositado

#2.1

01/14/1986

RPI 795

Carta-patente expirada

#21.1

Patente extinta em 24/10/2000

07/15/2008

RPI 1958

Concessão da patente

#16.1

10/30/1990

RPI 1039

15.17

08/14/1990

RPI 1028

15.7

06/19/1990

RPI 1023

Notificação para pagamento de retribuição

#13.1

06/05/1990

RPI 1021

Deferimento

#9.1

02/13/1990

RPI 1006

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