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Official data from INPI

SISTEMA DE PRODUCAO DE OBJETOS CONCAVOS ACABADOS,PRODUZIDOS POR UMA FITA DE MATERIAL PLASTICO PARA TERMOFORMACAO

Em AnáliseInvention Patent

Application data

Number

PI7606741

Type

Invention Patent

Filing

10/09/1975

Publication

-

Progress at the INPI

  1. Filing10/09/75
  2. Publication
  3. Examination
  4. Allowance
  5. Grant02/28/84
  6. Expired07/27/93

The letters patent expired on 07/27/1993: 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: 08/06/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

OMV SPA

Inventors

P. P. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

201

08/06/1985

RPI 772

Pedido de licença voluntária

#17.1

04/09/1985

RPI 755

Concessão da patente

#16.1

02/28/1984

RPI 697

Notificação para pagamento de retribuição

#13.1

12/13/1983

RPI 686

110

05/11/1982

RPI 603

Carta-patente expirada

#21.1

07/27/1993

RPI 1182

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