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Official data from INPI

RECIPIENTE FLEXÍVEL COM ÁREA SEPARADA DE LEVANTAMENTO.

Em ExigênciaInvention Patent

Application data

Number

PI8507137

Type

Invention Patent

Filing

12/06/1985

Publication

07/14/1987

Progress at the INPI

  1. Filing12/06/85
  2. Publication07/14/87
  3. Examination02/23/88
  4. Allowance02/13/90
  5. Grant09/25/90
  6. Terminated08/15/95

The patent was granted on 09/25/1990 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: 07/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Norsk Hydro a.s., companhia norueguesa.

NO

Inventors

B. O. (pessoa física)

NO

E. M. (pessoa física)

NO

Technical data

IPC Classification

Priority claims

NO

845158 · 12/21/1984

NO

853130 · 08/08/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

07/25/1989

RPI 979

Solicitação de exame técnico

#4.1

02/23/1988

RPI 905

Notificação de entrada na fase nacional - PCT

#1.3

07/14/1987

RPI 873

Anuidade - prazo legal encerrado

#18.2

08/15/1995

RPI 1289

Republicação - classificação IPC

#15.11

07/02/1991

RPI 1074

Concessão da patente

#16.1

09/25/1990

RPI 1034

Notificação para pagamento de retribuição

#13.1

06/05/1990

RPI 1021

Deferimento

#9.1

02/13/1990

RPI 1006

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