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Official data from INPI

Árvore oca com elementos propulsores nela presos por alargamento da mesma

PublicadaInvention Patent

Application data

Number

PI8802532

Type

Invention Patent

Filing

05/24/1988

Publication

12/20/1988

Progress at the INPI

  1. Filing05/24/88
  2. Publication12/20/88
  3. Examination11/13/90
  4. Allowance03/10/92
  5. Grant11/24/92
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 12/20/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. M. (pessoa física)

DE

Interatom GmbH

DE

Uni-Cardan Ag

DE

See this company's full portfolio

Inventors

H. S. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 37 17 534.3 · 05/25/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/20/1988

RPI 948

Pedido de patente depositado

#2.1

10/25/1988

RPI 940

Carta-patente expirada

#21.1

Patente extinta em 24/05/2003

09/02/2008

RPI 1965

Transferência deferida

#25.1

12/30/1997

RPI 1410

Concessão da patente

#16.1

11/24/1992

RPI 1147

Notificação para pagamento de retribuição

#13.1

07/28/1992

RPI 1130

Deferimento

#9.1

03/10/1992

RPI 1110

Solicitação de exame técnico

#4.1

11/13/1990

RPI 1041

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