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Official data from INPI

DERIVADO DE CICLOPROPANO, PROCESSO PARA PREPARAÇÃO DO MESMO E USO DE UM DERIVADO DE CICLOPROPANO.

ConcedidaInvention Patent

Application data

Number

PI8106742

Type

Invention Patent

Filing

10/20/1981

Publication

07/06/1982

Progress at the INPI

  1. Filing10/20/81
  2. Publication07/06/82
  3. Examination07/10/84
  4. Allowance04/22/86
  5. Grant11/25/86
  6. In force10/20/01

The patent was granted on 11/25/1986 and is in force until 10/20/2001. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:10/20/2001

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Latest action published by the INPI: 11/25/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Shell Internationale Research Maatschappij B.V

NL

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Inventors

K. A. (pessoa física)

Technical data

Priority claims

GB

8034067 · 10/22/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/25/1986

RPI 840

Notificação para pagamento de retribuição

#13.1

08/26/1986

RPI 827

Deferimento

#9.1

04/22/1986

RPI 809

Exigência - art. 36 da LPI

#6.1

01/22/1985

RPI 744

Solicitação de exame técnico

#4.1

07/10/1984

RPI 716

Publicação do pedido de patente

#3.1

07/06/1982

RPI 611

Pedido de patente depositado

#2.1

12/01/1981

RPI 580

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