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Official data from INPI

CALIBRE DE FINURA

PublicadaInvention Patent

Application data

Number

PI8705790

Type

Invention Patent

Filing

10/30/1987

Publication

06/14/1988

Progress at the INPI

Awaiting grant fee payment
  1. Filing10/30/87
  2. Publication06/14/88
  3. Examination10/23/90
  4. Allowance12/10/91
  5. Grant
  6. In force

The application was allowed by the INPI on 12/10/1991. The grant of the letters patent is being processed.

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Latest action published by the INPI: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Imperial Chemical Industries Plc.

GB

See this company's full portfolio

Inventors

G. G. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8626294 · 11/04/1986

GB

8723055 · 10/01/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

06/14/1988

RPI 921

Pedido de patente depositado

#2.1

01/05/1988

RPI 898

Retificação

#15.3

03/02/1993

RPI 1161

Deferimento

#9.1

12/10/1991

RPI 1097

Solicitação de exame técnico

#4.1

10/23/1990

RPI 1038

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