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Official data from INPI

FECHADURA DE SEGURANCA

Em AnáliseInvention Patent

Application data

Number

PI7800795

Type

Invention Patent

Filing

02/10/1978

Publication

-

Progress at the INPI

  1. Filing02/10/78
  2. Publication
  3. Examination
  4. Allowance07/27/82
  5. Grant03/27/84
  6. Expired07/20/93

The letters patent expired on 07/20/1993: 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: 11/19/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

N. U. (pessoa física)

See this company's full portfolio

Inventors

N. U. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

201

11/19/1985

RPI 787

Pedido de licença voluntária

#17.1

04/02/1985

RPI 754

Cessão de direito de exploração

#22.1

04/02/1985

RPI 754

Concessão da patente

#16.1

03/27/1984

RPI 701

Notificação para pagamento de retribuição

#13.1

11/29/1983

RPI 684

110

09/13/1983

RPI 673

120

04/19/1983

RPI 652

Recurso

#12.1

01/11/1983

RPI 638

Notificação para pagamento de retribuição

#13.1

12/14/1982

RPI 634

Deferimento

#9.1

07/27/1982

RPI 614

Exigência - art. 36 da LPI

#6.1

02/02/1982

RPI 589

Carta-patente expirada

#21.1

07/20/1993

RPI 1181

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