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Official data from INPI

PROCESSO E APARELHO PARA INJEÇÃO DE MATERIAL DE SOLIDIFICAÇÃO EM FORMAÇÃO TERRESTRE E NO SOLO

Em AnáliseInvention Patent

Application data

Number

PI8202379

Type

Invention Patent

Filing

04/26/1982

Publication

11/29/1983

Progress at the INPI

  1. Filing04/26/82
  2. Publication11/29/83
  3. Examination07/31/84
  4. Allowance04/16/85
  5. Grant10/01/85
  6. In force04/26/02

The patent was granted on 10/01/1985 and is in force until 04/26/2002. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:04/26/2002

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Latest action published by the INPI: 03/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

N.I.T Co LTD

JP

Inventors

W. N. (pessoa física)

JP

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Licença compulsória (variante)

#20.2

03/29/1988

RPI 910

200

06/23/1987

RPI 870

Pedido de licença voluntária

#17.1

12/02/1986

RPI 841

Concessão da patente

#16.1

10/01/1985

RPI 780

Deferimento

#9.1

04/16/1985

RPI 756

Solicitação de exame técnico

#4.1

07/31/1984

RPI 719

Publicação do pedido de patente

#3.1

11/29/1983

RPI 684

Pedido de patente depositado

#2.1

06/15/1982

RPI 608

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