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

APERFEICOAMENTO EM CADEIRA DE RODAS DOBRAVEL

ConcedidaInvention Patent

Application data

Number

PI7901571

Type

Invention Patent

Filing

03/15/1978

Publication

-

Progress at the INPI

  1. Filing03/15/78
  2. Publication
  3. Examination12/08/81
  4. Allowance03/01/83
  5. Grant10/25/83
  6. Terminated01/28/92

The patent was granted on 10/25/1983 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: 10/25/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. P. (pessoa física)

Inventors

W. P. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/25/1983

RPI 679

Notificação para pagamento de retribuição

#13.1

06/21/1983

RPI 661

Deferimento

#9.1

03/01/1983

RPI 645

Conhecimento de parecer técnico

#7.1

08/17/1982

RPI 617

Pedido de certificado de adição de invenção

#5.1

05/18/1982

RPI 604

Solicitação de exame técnico

#4.1

12/08/1981

RPI 581

Anuidade - prazo legal encerrado

#18.2

01/28/1992

RPI 1104

Patent monitoring

Track this patent in real time.

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