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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8005030

Type

Invention Patent

Filing

08/07/1980

Publication

-

Progress at the INPI

  1. Filing08/07/80
  2. Publication
  3. Examination
  4. Allowance12/13/83
  5. Grant07/31/84
  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: 07/31/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Holstein Und Kappert GMBH.

DE

Inventors

R. F. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/31/1984

RPI 719

Notificação para pagamento de retribuição

#13.1

04/10/1984

RPI 703

Deferimento

#9.1

12/13/1983

RPI 686

Carta-patente expirada

#21.1

09/19/1995

RPI 1294

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