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Official data from INPI

GRAMPO DE ESTANQUEIDADE DE UNIOES DE CORDAO-ENCAIXE NAS TUBULACOES PARA AGUA E GAS

Em AnáliseInvention Patent

Application data

Number

PI7903098

Type

Invention Patent

Filing

05/18/1979

Publication

-

Progress at the INPI

  1. Filing05/18/79
  2. Publication
  3. Examination
  4. Allowance01/25/83
  5. Grant12/20/83
  6. Invalidated08/07/84

The patent was invalidated by the INPI in an administrative invalidity proceeding. Protection no longer exists.

Talk to a specialist

Latest action published by the INPI: 08/07/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. C. (pessoa física)

Inventors

P. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

200

08/07/1984

RPI 720

Pedido de licença voluntária

#17.1

02/14/1984

RPI 695

Concessão da patente

#16.1

12/20/1983

RPI 687

134

10/18/1983

RPI 678

Recurso

#12.1

05/10/1983

RPI 655

Deferimento

#9.1

01/25/1983

RPI 640

Exigência - art. 36 da LPI

#6.1

08/31/1982

RPI 619

14.2

05/04/1982

RPI 602

14.10

04/27/1982

RPI 601

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