(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8004438

Type

Invention Patent

Filing

07/17/1980

Publication

-

Progress at the INPI

  1. Filing07/17/80
  2. Publication
  3. Examination04/26/83
  4. Allowance12/29/87
  5. Grant08/30/88
  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: 08/30/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

G. C. (pessoa física)

US

Inventors

S. P. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/30/1988

RPI 932

Notificação para pagamento de retribuição

#13.1

05/10/1988

RPI 916

Deferimento

#9.1

12/29/1987

RPI 897

Exigência - art. 36 da LPI

#6.1

02/17/1987

RPI 852

Republicação - classificação IPC

#15.11

10/02/1984

RPI 728

Conhecimento de parecer técnico

#7.1

05/29/1984

RPI 710

Pedido de certificado de adição de invenção

#5.1

09/06/1983

RPI 672

Solicitação de exame técnico

#4.1

04/26/1983

RPI 653

Carta-patente expirada

#21.1

09/19/1995

RPI 1294

Pedido de licença compulsória

#20.1

02/06/1990

RPI 1005

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.