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Official data from INPI

CATALISADOR DE CRAQUEAMENTO

ConcedidaInvention PatentPCT · SE1981000185

Application data

Number

PI8108657

Type

Invention Patent

Filing

06/24/1981

Publication

05/11/1982

PCT

SE1981000185

Progress at the INPI

  1. Filing06/24/81
  2. Publication05/11/82
  3. Examination03/13/84
  4. Allowance03/11/86
  5. Grant09/30/86
  6. Terminated03/19/96

The patent was granted on 09/30/1986 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: 09/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Eka AB

SE

Katalistks International B.V.

NL

Inventors

J. S. (pessoa física)

O. J. (pessoa física)

P. R. (pessoa física)

U. L. (pessoa física)

Technical data

IPC Classification

Priority claims

SE

8004825-9 · 06/30/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/30/1986

RPI 832

Notificação para pagamento de retribuição

#13.1

07/01/1986

RPI 819

Deferimento

#9.1

03/11/1986

RPI 803

Republicação - classificação IPC

#15.11

06/18/1985

RPI 765

Exigência - art. 36 da LPI

#6.1

04/16/1985

RPI 756

Pedido de certificado de adição de invenção

#5.1

08/07/1984

RPI 720

Solicitação de exame técnico

#4.1

03/13/1984

RPI 699

14.11

11/01/1983

RPI 680

14.1

07/26/1983

RPI 666

Notificação de entrada na fase nacional - PCT

#1.3

05/11/1982

RPI 603

Anuidade - prazo legal encerrado

#18.2

03/19/1996

RPI 1320

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