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Official data from INPI

DISPOSITIVO EM SEÇÃO DE TANQUE DE UMA MÁQUINA DE TANQUE

Em AnáliseInvention PatentPCT · SE1985000535

Application data

Number

PI8507332

Type

Invention Patent

Filing

12/20/1985

Publication

12/06/1988

PCT

SE1985000535

Progress at the INPI

  1. Filing12/20/85
  2. Publication12/06/88
  3. Examination11/06/90
  4. Allowance03/24/92
  5. Grant11/24/92
  6. Terminated08/15/95

The patent was granted on 11/24/1992 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: 12/06/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Valmet Paper Machinery Inc.

FI

Inventors

E. S. (pessoa física)

SE

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

12/06/1988

RPI 946

Anuidade - prazo legal encerrado

#18.2

08/15/1995

RPI 1289

Concessão da patente

#16.1

11/24/1992

RPI 1147

Notificação para pagamento de retribuição

#13.1

09/01/1992

RPI 1135

Deferimento

#9.1

03/24/1992

RPI 1112

Retificação

#15.6

02/04/1992

RPI 1105

Retificação

#15.3

11/05/1991

RPI 1092

Solicitação de exame técnico

#4.1

11/06/1990

RPI 1040

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