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

PROCESSO PARA A CONSERVAÇÃO DE MOLDES DE IMPRESSÃO PLANA

ConcedidaInvention Patent

Application data

Number

PI8100972

Type

Invention Patent

Filing

02/18/1981

Publication

-

Progress at the INPI

  1. Filing02/18/81
  2. Publication
  3. Examination10/11/83
  4. Allowance06/06/89
  5. Grant11/28/89
  6. Expired03/26/96

The letters patent expired on 03/26/1996: 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: 11/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. A. (pessoa física)

DE

See this company's full portfolio

Inventors

L. S. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 32 06 094.7 · 02/19/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/28/1989

RPI 997

Notificação para pagamento de retribuição

#13.1

10/03/1989

RPI 989

Deferimento

#9.1

06/06/1989

RPI 972

Exigência - art. 36 da LPI

#6.1

11/22/1988

RPI 944

Solicitação de exame técnico

#4.1

10/11/1983

RPI 677

Carta-patente expirada

#21.1

03/26/1996

RPI 1321

Patent monitoring

Track this patent in real time.

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