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Official data from INPI

DISPOSICAO CONSTRUTIVA EM PISTOLA DE JATO PARA ABRASIVOS

Em AnáliseUtility Model

Application data

Number

MU6301100

Type

Utility Model

Filing

08/04/1983

Publication

03/12/1985

Progress at the INPI

  1. Filing08/04/83
  2. Publication03/12/85
  3. Examination06/11/85
  4. Allowance04/29/86
  5. Grant12/30/86
  6. Expired12/07/93

The letters patent expired on 12/07/1993: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 06/28/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

NORTOF MAQUINAS E EQUIPAMENTOS [BR]

Inventors

S. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

06/28/1988

RPI 923

Pedido de licença compulsória

#20.1

06/21/1988

RPI 922

Concessão da patente

#16.1

12/30/1986

RPI 845

Notificação para pagamento de retribuição

#13.1

09/02/1986

RPI 828

Deferimento

#9.1

04/29/1986

RPI 810

Solicitação de exame técnico

#4.1

06/11/1985

RPI 764

Publicação do pedido de patente

#3.1

03/12/1985

RPI 751

Pedido de patente depositado

#2.1

10/11/1983

RPI 677

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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