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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8305079

Type

Invention Patent

Filing

09/19/1983

Publication

04/23/1985

Progress at the INPI

  1. Filing09/19/83
  2. Publication04/23/85
  3. Examination09/03/85
  4. Allowance10/13/87
  5. Grant06/28/88
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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

Taurus Blindagens Ltda.

RS, BR

See this company's full portfolio

Inventors

R. N. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/28/1988

RPI 923

Notificação para pagamento de retribuição

#13.1

02/09/1988

RPI 903

Deferimento

#9.1

10/13/1987

RPI 886

Solicitação de exame técnico

#4.1

09/03/1985

RPI 776

Publicação do pedido de patente

#3.1

04/23/1985

RPI 757

Pedido de patente depositado

#2.1

11/22/1983

RPI 683

Republicação - classificação IPC

#15.11

01/19/2010

RPI 2037

Carta-patente expirada

#21.1

Patente extinta em 19/09/98

07/01/2008

RPI 1956

Pedido de licença compulsória

#20.1

11/17/1992

RPI 1146

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