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Official data from INPI

PROCESSO PARA PREPARAR ÁCIDO FENILACÉTICO ALFA-SUBSTITUÍDO OTICAMENTE ATIVO DESEJADO

Em AnáliseInvention Patent

Application data

Number

PI8502261

Type

Invention Patent

Filing

05/13/1985

Publication

01/14/1986

Progress at the INPI

Awaiting grant fee payment
  1. Filing05/13/85
  2. Publication01/14/86
  3. Examination03/01/88
  4. Allowance10/08/91
  5. Grant
  6. In force

The application was allowed by the INPI on 10/08/1991. The grant of the letters patent is being processed.

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Latest action published by the INPI: 03/01/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Shell Oil Company

US

See this company's full portfolio

Inventors

P. F. (pessoa física)

US

Technical data

Priority claims

US

615.392 · 05/30/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

03/01/1988

RPI 906

Publicação do pedido de patente

#3.1

01/14/1986

RPI 795

Pedido de patente depositado

#2.1

07/16/1985

RPI 769

Republicação - classificação IPC

#15.11

08/11/1992

RPI 1132

Retificação

#15.3

12/03/1991

RPI 1096

Deferimento

#9.1

10/08/1991

RPI 1088

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