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

COBERTURA COM TAMPA DE INSPEÇÃO PARA REGISTRO.

ConcedidaUtility Model

Application data

Number

MU6001031

Type

Utility Model

Filing

08/21/1980

Publication

04/13/1982

Progress at the INPI

  1. Filing08/21/80
  2. Publication04/13/82
  3. Examination07/06/82
  4. Allowance08/30/83
  5. Grant04/24/84
  6. Expired12/07/93

The letters patent expired on 12/07/1993: 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: 04/24/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Duratex S.A.

SP, BR

See this company's full portfolio

Inventors

G. P. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/24/1984

RPI 705

Notificação para pagamento de retribuição

#13.1

12/20/1983

RPI 687

Deferimento

#9.1

08/30/1983

RPI 671

Solicitação de exame técnico

#4.1

07/06/1982

RPI 611

Publicação do pedido de patente

#3.1

04/13/1982

RPI 599

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

Related

From the same holder

Patent monitoring

Track this patent in real time.

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