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Official data from INPI

PROCESSO PARA PREPARACAO DE SAL DE CALCIO DO ACIDO DE MHBA(ALFA-HIDROXI-GAMA-METILMERCAPTOBUTIRICO)

IndeferidaInvention Patent

Application data

Number

PI8105606

Type

Invention Patent

Filing

09/05/1980

Publication

05/18/1982

Progress at the INPI

Under appeal
  1. Filing09/05/80
  2. Publication05/18/82
  3. Examination02/22/83
  4. Refused09/18/84
  5. Grant
  6. In force

The application was refused by the INPI on 09/18/1984. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 09/18/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DU PONT

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Inventors

C. E. (pessoa física)

G. S. (pessoa física)

V. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

09/18/1984

RPI 726

14.1

11/01/1983

RPI 680

Solicitação de exame técnico

#4.1

02/22/1983

RPI 644

Publicação do pedido de patente

#3.1

05/18/1982

RPI 604

Pedido de patente depositado

#2.1

10/20/1981

RPI 574

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