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Official data from INPI

SISTEMA DE PROCESSAMENTO PARA PROCESSAR QUIMICAMENTE PRODUTOS DE MADEIRA EM POLPA, SISTEMA DE PROCESSAMENTO, MÉTODO DE PROCESSAMENTO QUÍMICO DE PRODUTOS DE MADEIRA EM POLPA, MÉTODO DE PROCESSAMENTO, MÉTODO DE PROCESSAMENTO EM UM SISTEMA DE PROCESSAMENTO, E MÉTODO DE AJUSTE DO NÍVEL DE FLUIDO DENTRO DE UM TANQUE

ArquivadaInvention Patent

Application data

Number

PI9005092

Type

Invention Patent

Filing

10/11/1990

Publication

09/17/1991

Progress at the INPI

  1. Filing10/11/90
  2. Publication09/17/91
  3. Abandoned09/08/93
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 08/17/1999. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Fisher Controls International, Inc

US

Fisher-Rosemount Systems, Inc.

US

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Inventors

T. B. (pessoa física)

Technical data

IPC Classification

Priority claims

US

420.776 · 10/12/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

08/17/1999

RPI 1493

Exigência - art. 36 da LPI

#6.1

11/10/1998

RPI 1453

14.1

11/22/1994

RPI 1251

Solicitação de exame técnico

#4.1

09/08/1993

RPI 1188

Publicação do pedido de patente

#3.1

09/17/1991

RPI 1085

Pedido de patente depositado

#2.1

04/09/1991

RPI 1062

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