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Official data from INPI

PROCESSO PARA PREPARAR FRITAS DE VIDRO ATÓXICAS

PublicadaInvention Patent

Application data

Number

PI8802721

Type

Invention Patent

Filing

06/06/1988

Publication

12/27/1988

Progress at the INPI

  1. Filing06/06/88
  2. Publication12/27/88
  3. Examination03/13/90
  4. Allowance04/25/95
  5. Grant10/31/95
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 12/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. A. (pessoa física)

DE

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Inventors

B. M. (pessoa física)

FR

M. C. (pessoa física)

FR

Technical data

IPC Classification

Priority claims

EP

87 108365.5 · 06/10/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/27/1988

RPI 949

Pedido de patente depositado

#2.1

10/25/1988

RPI 940

Carta-patente expirada

#21.1

Patente extinta em 06/06/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

10/31/1995

RPI 1300

Deferimento

#9.1

04/25/1995

RPI 1273

Exigência - art. 36 da LPI

#6.1

12/13/1994

RPI 1254

Conhecimento de parecer técnico

#7.1

07/19/1994

RPI 1233

Solicitação de exame técnico

#4.1

03/13/1990

RPI 1009

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