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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8008743

Type

Invention Patent

Filing

07/07/1980

Publication

-

Progress at the INPI

  1. Filing07/07/80
  2. Publication
  3. Examination07/19/83
  4. Allowance11/12/85
  5. Grant06/24/86
  6. Expired11/21/95

The letters patent expired on 11/21/1995: 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: 06/24/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Zeman & Co. Gesellschaft M.B.H.

AT

Inventors

Z. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/24/1986

RPI 818

Notificação para pagamento de retribuição

#13.1

04/15/1986

RPI 808

Deferimento

#9.1

11/12/1985

RPI 786

Exigência - art. 36 da LPI

#6.1

01/31/1984

RPI 693

Solicitação de exame técnico

#4.1

07/19/1983

RPI 665

Carta-patente expirada

#21.1

11/21/1995

RPI 1303

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