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

APARELHO PARA FORMAR UM ESPAÇO LIVRE NUMA CADEIA CONTÍNUA DE FECHO CORREDIÇO

ConcedidaInvention Patent

Application data

Number

PI8200798

Type

Invention Patent

Filing

02/10/1982

Publication

12/21/1982

Progress at the INPI

  1. Filing02/10/82
  2. Publication12/21/82
  3. Examination06/28/83
  4. Allowance05/05/87
  5. Grant12/29/87
  6. Terminated10/29/96

The patent was granted on 12/29/1987 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: 12/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Y. K. (pessoa física)

JP

See this company's full portfolio

Inventors

H. S. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

56-19977 · 02/12/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/29/1987

RPI 897

Notificação para pagamento de retribuição

#13.1

09/22/1987

RPI 883

Deferimento

#9.1

05/05/1987

RPI 863

Exigência - art. 36 da LPI

#6.1

07/22/1986

RPI 822

6.2

02/26/1985

RPI 749

Solicitação de exame técnico

#4.1

06/28/1983

RPI 662

Publicação do pedido de patente

#3.1

12/21/1982

RPI 635

Pedido de patente depositado

#2.1

04/06/1982

RPI 598

Anuidade - prazo legal encerrado

#18.2

10/29/1996

RPI 1352

Republicação - classificação IPC

#15.11

02/26/1991

RPI 1056

Patent monitoring

Track this patent in real time.

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