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Official data from INPI

APARELHO DE PROJEÇÃO

Arquivada/ExtintaInvention PatentPCT · SU1991000131

Application data

Number

PI9105808

Type

Invention Patent

Filing

06/28/1991

Publication

08/25/1992

PCT

SU1991000131

Progress at the INPI

  1. Filing06/28/91
  2. Publication08/25/92
  3. Examination08/10/93
  4. Allowance01/30/96
  5. Grant12/31/96
  6. Expired07/06/10

The letters patent expired on 07/06/2010: 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: 07/06/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. A. (pessoa física)

SU

Inventors

S. A. (pessoa física)

SU

Technical data

IPC Classification

Priority claims

SU

4842730 · 06/29/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 28/06/2006

07/06/2010

RPI 2061

Concessão da patente

#16.1

12/31/1996

RPI 1361

Notificação para pagamento de retribuição

#13.1

07/09/1996

RPI 1336

Deferimento

#9.1

01/30/1996

RPI 1313

Exigência - art. 36 da LPI

#6.1

09/05/1995

RPI 1292

Solicitação de exame técnico

#4.1

08/10/1993

RPI 1184

Notificação de entrada na fase nacional - PCT

#1.3

08/25/1992

RPI 1134

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