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

PORTA FLEXIVEL DE ABERTURA E FECHAMENTO ELASTICO

Em AnáliseInvention Patent
Talk to an expert

Application data

Number

PI7706339

Type

Invention Patent

Filing

09/22/1977

Publication

-
View on INPI

Progress at the INPI

  1. Filing09/22/77
  2. Publication
  3. Examination
  4. Allowance08/10/82
  5. Grant
  6. Expired07/06/93

The letters patent expired on 07/06/1993: 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: 10/19/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

TECMA SERVICOS PROJETOS SC LTD

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

10/19/1982

RPI 626

100

08/10/1982

RPI 616

Petição de recurso

#12.2

03/02/1982

RPI 593

Carta-patente expirada

#21.1

07/06/1993

RPI 1179

Pedido de licença compulsória

#20.1

11/03/1992

RPI 1144

20.3

06/23/1992

RPI 1125

Patent monitoring

Track this patent in real time.

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