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Official data from INPI

DISPOSITIVO PARA A REMOÇÃO CONTROLADA DE MATERIAIS A GRANEL DO INTERIOR DE RECIPIENTES

IndeferidaInvention Patent

Application data

Number

PI8200065

Type

Invention Patent

Filing

01/07/1982

Publication

10/26/1982

Progress at the INPI

Under appeal
  1. Filing01/07/82
  2. Publication10/26/82
  3. Examination07/24/84
  4. Refused05/05/87
  5. Grant
  6. In force

The application was refused by the INPI on 05/05/1987. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 05/05/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. E. (pessoa física)

DE

P. E. (pessoa física)

DE

W. E. (pessoa física)

DE

Inventors

W. D. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 31 03 274.5 · 01/31/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

05/05/1987

RPI 863

Conhecimento de parecer técnico

#7.1

09/09/1986

RPI 829

Exigência - art. 36 da LPI

#6.1

02/26/1985

RPI 749

Solicitação de exame técnico

#4.1

07/24/1984

RPI 718

Publicação do pedido de patente

#3.1

10/26/1982

RPI 627

Pedido de patente depositado

#2.1

03/02/1982

RPI 593

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