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Official data from INPI

MECANISMO DE IMPRESSÃO.

ConcedidaInvention Patent

Application data

Number

PI8500723

Type

Invention Patent

Filing

02/15/1985

Publication

10/08/1985

Progress at the INPI

  1. Filing02/15/85
  2. Publication10/08/85
  3. Examination06/03/86
  4. Allowance05/24/88
  5. Grant10/25/88
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 10/25/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. C. (pessoa física)

US

See this company's full portfolio

Inventors

H. V. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 34 06 791.4-2 · 02/24/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/25/1988

RPI 940

Deferimento

#9.1

05/24/1988

RPI 918

Republicação - classificação IPC

#15.11

02/09/1988

RPI 903

Exigência - art. 36 da LPI

#6.1

10/13/1987

RPI 886

Solicitação de exame técnico

#4.1

06/03/1986

RPI 815

Publicação do pedido de patente

#3.1

10/08/1985

RPI 781

Pedido de patente depositado

#2.1

05/07/1985

RPI 759

Carta-patente expirada

#21.1

Patente extinta em 15/02/2000

07/15/2008

RPI 1958

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