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Official data from INPI

VALVULA PARA PIA E TANQUE

Em AnáliseUtility Model

Application data

Number

MU5800068

Type

Utility Model

Filing

01/19/1978

Publication

-

Progress at the INPI

  1. Filing01/19/78
  2. Publication
  3. Examination
  4. Allowance11/23/82
  5. Grant04/30/85
  6. Terminated08/25/87

The patent was granted on 04/30/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 08/25/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HELDT E

Inventors

H. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

08/25/1987

RPI 879

Concessão da patente

#16.1

04/30/1985

RPI 758

15.15

12/11/1984

RPI 738

110

08/28/1984

RPI 723

Recurso

#12.1

04/19/1983

RPI 652

Deferimento

#9.1

11/23/1982

RPI 631

Exigência - art. 36 da LPI

#6.1

03/09/1982

RPI 594

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