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Official data from INPI

GUARNICAO DE CHAPEU PARA CARDA

ConcedidaInvention Patent

Application data

Number

PI8004881

Type

Invention Patent

Filing

05/29/1980

Publication

03/30/1982

Progress at the INPI

  1. Filing05/29/80
  2. Publication03/30/82
  3. Examination03/13/84
  4. Allowance07/30/85
  5. Grant03/25/86
  6. Terminated08/02/94

The patent was granted on 03/25/1986 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 03/25/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

GRAF & CO AG

Inventors

S. W. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/25/1986

RPI 805

Notificação para pagamento de retribuição

#13.1

11/26/1985

RPI 788

Deferimento

#9.1

07/30/1985

RPI 771

Conhecimento de parecer técnico

#7.1

09/25/1984

RPI 727

Solicitação de exame técnico

#4.1

03/13/1984

RPI 699

Publicação do pedido de patente

#3.1

03/30/1982

RPI 597

Anuidade - prazo legal encerrado

#18.2

08/02/1994

RPI 1235

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