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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8004673

Type

Invention Patent

Filing

07/25/1980

Publication

-

Progress at the INPI

  1. Filing07/25/80
  2. Publication
  3. Examination06/07/83
  4. Allowance12/11/84
  5. Grant06/25/85
  6. Expired09/19/95

The letters patent expired on 09/19/1995: 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: 06/25/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Tetra Holdings & Finance

CH

Inventors

F. M. (pessoa física)

S. P. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/25/1985

RPI 766

Notificação para pagamento de retribuição

#13.1

04/09/1985

RPI 755

Deferimento

#9.1

12/11/1984

RPI 738

Exigência - art. 36 da LPI

#6.1

12/20/1983

RPI 687

Solicitação de exame técnico

#4.1

06/07/1983

RPI 659

Carta-patente expirada

#21.1

09/19/1995

RPI 1294

20.11

07/31/1990

RPI 1026

20.4

05/29/1990

RPI 1020

20.4

05/22/1990

RPI 1019

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