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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

Application data

Number

PI7803244

Type

Invention Patent

Filing

05/22/1978

Publication

-

Progress at the INPI

  1. Filing05/22/78
  2. Publication
  3. Examination
  4. Allowance08/16/83
  5. Grant03/27/84
  6. Terminated04/20/93

The patent was granted on 03/27/1984 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 04/02/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Rhone-Poulenc Industries

FR

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Inventors

B. F. (pessoa física)

H. J. (pessoa física)

M. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Cessão de direito de exploração

#22.1

04/02/1985

RPI 754

16.3

06/19/1984

RPI 713

Concessão da patente

#16.1

03/27/1984

RPI 701

Notificação para pagamento de retribuição

#13.1

12/06/1983

RPI 685

Deferimento

#9.1

08/16/1983

RPI 669

Exigência - art. 36 da LPI

#6.1

04/20/1982

RPI 600

6.2

12/15/1981

RPI 582

Anuidade - prazo legal encerrado

#18.2

04/20/1993

RPI 1168

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