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Official data from INPI

PROCESSO PARA TINGIMENTO DE PAPEL COMPOSICOES CORANTES SOLUCOES SEU EMPREGO E PAPEL

ConcedidaInvention Patent

Application data

Number

PI8103487

Type

Invention Patent

Filing

06/03/1980

Publication

02/24/1982

Progress at the INPI

  1. Filing06/03/80
  2. Publication02/24/82
  3. Examination05/25/82
  4. Allowance02/04/86
  5. Grant08/26/86
  6. Terminated08/30/94

The patent was granted on 08/26/1986 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: 08/26/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CIBA GEIGY AG

See this company's full portfolio

Inventors

K. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/26/1986

RPI 827

Notificação para pagamento de retribuição

#13.1

06/24/1986

RPI 818

Deferimento

#9.1

02/04/1986

RPI 798

Exigência - art. 36 da LPI

#6.1

04/16/1985

RPI 756

Exigência - art. 36 da LPI

#6.1

11/13/1984

RPI 734

Arquivamento - Art. 33 da LPI

#11.1

05/08/1984

RPI 707

Exigência - art. 36 da LPI

#6.1

02/21/1984

RPI 696

Solicitação de exame técnico

#4.1

05/25/1982

RPI 605

Publicação do pedido de patente

#3.1

02/24/1982

RPI 592

Anuidade - prazo legal encerrado

#18.2

08/30/1994

RPI 1239

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