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Official data from INPI

ELEMENTO PLÁSTICO MOLDADO A SOPRO

ConcedidaInvention Patent

Application data

Number

PI8401178

Type

Invention Patent

Filing

03/12/1984

Publication

10/23/1984

Progress at the INPI

  1. Filing03/12/84
  2. Publication10/23/84
  3. Examination02/12/85
  4. Allowance10/04/88
  5. Grant10/24/89
  6. Expired07/08/08

The letters patent expired on 07/08/2008: 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: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Rehau Ag + Co

DE

See this company's full portfolio

Inventors

D. W. (pessoa física)

DE

R. H. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 33 08 483.1 · 03/10/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/24/1989

RPI 992

Notificação para pagamento de retribuição

#13.1

01/24/1989

RPI 953

Republicação - classificação IPC

#15.11

11/22/1988

RPI 944

Deferimento

#9.1

10/04/1988

RPI 937

14.4

04/12/1988

RPI 912

Solicitação de exame técnico

#4.1

02/12/1985

RPI 747

Publicação do pedido de patente

#3.1

10/23/1984

RPI 731

Pedido de patente depositado

#2.1

05/29/1984

RPI 710

Carta-patente expirada

#21.1

Patente extinta em 12/03/99

07/08/2008

RPI 1957

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