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

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8207531

Type

Invention Patent

Filing

12/28/1982

Publication

07/31/1984

Progress at the INPI

  1. Filing12/28/82
  2. Publication07/31/84
  3. Examination01/02/85
  4. Allowance03/11/86
  5. Grant09/30/86
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 09/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Sasazaki Indústria e Comércio Ltda

SP, BR

See this company's full portfolio

Inventors

S. Y. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/30/1986

RPI 832

Notificação para pagamento de retribuição

#13.1

07/01/1986

RPI 819

Deferimento

#9.1

03/11/1986

RPI 803

Conhecimento de parecer técnico

#7.1

07/30/1985

RPI 771

Solicitação de exame técnico

#4.1

01/02/1985

RPI 741

Publicação do pedido de patente

#3.1

07/31/1984

RPI 719

14.4

09/27/1983

RPI 675

Pedido de patente depositado

#2.1

02/16/1983

RPI 643

Carta-patente expirada

#21.1

Patente extinta em 28/12/97

07/01/2008

RPI 1956

Alteração de sede deferida

#25.7

Alterada a sede conforme petição INPI/SP nº 005949 de 22/03/96

01/19/1999

RPI 1463

20.4

10/16/1990

RPI 1037

Patent monitoring

Track this patent in real time.

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