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Official data from INPI

PROCESSO PARA TRATAMENTO DE BORRACHA DE DIENO E COMPOSIÇÃO PARA TRATAMENTO DE BORRACHA

ConcedidaInvention Patent

Application data

Number

PI8206625

Type

Invention Patent

Filing

11/16/1982

Publication

10/04/1983

Progress at the INPI

  1. Filing11/16/82
  2. Publication10/04/83
  3. Examination08/20/85
  4. Allowance10/04/88
  5. Grant08/29/89
  6. Terminated01/03/95

The patent was granted on 08/29/1989 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: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Monsanto Company

US

See this company's full portfolio

Inventors

A. C. (pessoa física)

US

C. J. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

322.142 · 11/17/1981

US

380.185 · 05/20/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/29/1989

RPI 984

Notificação para pagamento de retribuição

#13.1

01/24/1989

RPI 953

Deferimento

#9.1

10/04/1988

RPI 937

Exigência - art. 36 da LPI

#6.1

02/17/1988

RPI 904

Solicitação de exame técnico

#4.1

08/20/1985

RPI 774

Publicação do pedido de patente

#3.1

10/04/1983

RPI 676

Pedido de patente depositado

#2.1

01/04/1983

RPI 637

Anuidade - prazo legal encerrado

#18.2

01/03/1995

RPI 1257

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