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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE COPOLÍMEROS CONTENDO GRUPOS OH E SEU EMPREGO.

ConcedidaInvention Patent

Application data

Number

PI8006708

Type

Invention Patent

Filing

10/17/1980

Publication

-

Progress at the INPI

  1. Filing10/17/80
  2. Publication
  3. Examination11/08/83
  4. Allowance12/17/85
  5. Grant06/24/86
  6. Terminated09/25/90

The patent was granted on 06/24/1986 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: 06/24/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. A. (pessoa física)

DE

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Inventors

F. H. (pessoa física)

P. H. (pessoa física)

Technical data

Priority claims

DE

P 29 42 327.6 · 10/19/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/24/1986

RPI 818

Notificação para pagamento de retribuição

#13.1

04/22/1986

RPI 809

Deferimento

#9.1

12/17/1985

RPI 791

Exigência - art. 36 da LPI

#6.1

03/19/1985

RPI 752

Exigência - art. 36 da LPI

#6.1

08/07/1984

RPI 720

Solicitação de exame técnico

#4.1

11/08/1983

RPI 681

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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