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Official data from INPI

AGLOMERADOS EM FORMA DE GRANULADO E UM PROCESSO PARA SUA PREPARACAO

ConcedidaInvention Patent

Application data

Number

PI8103109

Type

Invention Patent

Filing

05/20/1980

Publication

02/09/1982

Progress at the INPI

  1. Filing05/20/80
  2. Publication02/09/82
  3. Examination04/03/84
  4. Allowance10/15/85
  5. Grant08/26/86
  6. Terminated09/25/90

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

BAYER AG

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Inventors

A. G. (pessoa física)

B. C. (pessoa física)

F. G. (pessoa física)

L. W. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/26/1986

RPI 827

Deferimento

#9.1

10/15/1985

RPI 782

Exigência - art. 36 da LPI

#6.1

01/15/1985

RPI 743

Solicitação de exame técnico

#4.1

04/03/1984

RPI 702

Publicação do pedido de patente

#3.1

02/09/1982

RPI 590

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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