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Official data from INPI

PROCESSO PARA REMOÇÃO DE PARTÍCULAS DE TINTA E/OU CONTAMINANTES PEGAJOSOS DE POLPA CELULÓSICA DE PAPEL RECICLADO, PROCESSO PARA PRODUÇÃO DE PAPEL RECICLADO; E POLPA DE PAPEL RECICLADA SUBSTANCIALMENTE ISENTA DE CONTAMINANTES PEGAJOSOS

ArquivadaInvention Patent

Application data

Number

PI9102972

Type

Invention Patent

Filing

07/12/1991

Publication

06/09/1992

Progress at the INPI

  1. Filing07/12/91
  2. Publication06/09/92
  3. Abandoned07/05/94
  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.

Talk to a specialist

Latest action published by the INPI: 10/19/1999. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Kamyr, Inc.

US

See this company's full portfolio

Inventors

B. G. (pessoa física)

US

W. C. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

564.656 · 08/09/1990

US

583.042 · 09/17/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

10/19/1999

RPI 1502

Republicação - classificação IPC

#15.11

Alterada a Classificação para Int.Cl.6 D21D 5/24.

10/19/1999

RPI 1502

Exigência - art. 36 da LPI

#6.1

12/29/1998

RPI 1460

Solicitação de exame técnico

#4.1

07/05/1994

RPI 1231

Publicação do pedido de patente

#3.1

06/09/1992

RPI 1123

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