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Official data from INPI

PROCESSO PARA CONCENTRAR UMA SOLUÇÃO AQUOSA DILUÍDA DE UM COMPOSTO ORGÂNICO

ConcedidaInvention Patent

Application data

Number

PI8207045

Type

Invention Patent

Filing

12/03/1982

Publication

10/11/1983

Progress at the INPI

  1. Filing12/03/82
  2. Publication10/11/83
  3. Examination11/26/85
  4. Allowance04/25/89
  5. Grant10/24/89
  6. Terminated02/11/92

The patent was granted on 10/24/1989 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: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CPC International Inc.

US

See this company's full portfolio

Inventors

B. U. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

327,849 · 12/07/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/24/1989

RPI 992

Notificação para pagamento de retribuição

#13.1

08/22/1989

RPI 983

Deferimento

#9.1

04/25/1989

RPI 966

Exigência - art. 36 da LPI

#6.1

08/30/1988

RPI 932

6.2

03/04/1987

RPI 854

Solicitação de exame técnico

#4.1

11/26/1985

RPI 788

Publicação do pedido de patente

#3.1

10/11/1983

RPI 677

Pedido de patente depositado

#2.1

01/25/1983

RPI 640

Anuidade - prazo legal encerrado

#18.2

02/11/1992

RPI 1106

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