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Official data from INPI

APARELHAGEM E PROCESSO PARA FABRICAÇÃO DE CINTAS

Arquivada/ExtintaInvention Patent

Application data

Number

PI8904948

Type

Invention Patent

Filing

09/29/1989

Publication

05/08/1990

Progress at the INPI

  1. Filing09/29/89
  2. Publication05/08/90
  3. Examination06/16/92
  4. Allowance01/19/99
  5. Grant07/27/99
  6. Expired12/26/12

The letters patent expired on 12/26/2012: 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: 12/26/2012. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

X. C. (pessoa física)

US

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Inventors

E. L. (pessoa física)

US

J. D. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

252,957 · 10/03/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 29/09/2009

12/26/2012

RPI 2190

Concessão da patente

#16.1

07/27/1999

RPI 1490

Deferimento

#9.1

01/19/1999

RPI 1463

Solicitação de exame técnico

#4.1

06/16/1992

RPI 1124

Publicação do pedido de patente

#3.1

05/08/1990

RPI 1017

Pedido de patente depositado

#2.1

03/01/1990

RPI 1007

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