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Official data from INPI

DISPOSITIVO HIDRO-MECANICO PARA FECHAMENTO AUTOMATICO DE PORTAS

Em AnáliseInvention Patent

Application data

Number

PI7806607

Type

Invention Patent

Filing

10/05/1978

Publication

-

Progress at the INPI

  1. Filing10/05/78
  2. Publication
  3. Examination
  4. Allowance02/24/82
  5. Grant06/26/84
  6. Expired05/03/94

The letters patent expired on 05/03/1994: 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: 01/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

G. C. (pessoa física)

G. R. (pessoa física)

Inventors

G. C. (pessoa física)

G. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

01/26/1988

RPI 901

Cessão de direito de exploração

#22.1

04/02/1985

RPI 754

Concessão da patente

#16.1

06/26/1984

RPI 714

Notificação para pagamento de retribuição

#13.1

02/28/1984

RPI 697

110

12/13/1983

RPI 686

120

10/26/1982

RPI 627

Recurso

#12.1

06/15/1982

RPI 608

Deferimento

#9.1

02/24/1982

RPI 592

Carta-patente expirada

#21.1

05/03/1994

RPI 1222

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