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Official data from INPI

PATIM

Arquivada/ExtintaInvention Patent

Application data

Number

PI9004434

Type

Invention Patent

Filing

09/06/1990

Publication

03/10/1992

Progress at the INPI

  1. Filing09/06/90
  2. Publication03/10/92
  3. Examination05/31/94
  4. Allowance09/03/96
  5. Grant01/21/98
  6. Expired01/29/13

The letters patent expired on 01/29/2013: 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: 01/29/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. A. (pessoa física)

ZA

Inventors

E. S. (pessoa física)

ZA

J. F. (pessoa física)

ZA

S. K. (pessoa física)

ZA

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 06/09/2010

01/29/2013

RPI 2195

Concessão da patente

#16.1

01/21/1998

RPI 1413

Notificação para pagamento de retribuição

#13.1

05/13/1997

RPI 1380

Deferimento

#9.1

09/03/1996

RPI 1344

Solicitação de exame técnico

#4.1

05/31/1994

RPI 1226

Publicação do pedido de patente

#3.1

03/10/1992

RPI 1110

Pedido de patente depositado

#2.1

03/12/1991

RPI 1058

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