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Official data from INPI

PROCESSO DE TRATAMENTO DE AGUA SERVIDA APARELHO PARA FILTRAGEM DE MEIO GRANULAR E ESTRUTURA DE SUBDRENO

ArquivadaInvention Patent

Application data

Number

PI8106104

Type

Invention Patent

Filing

09/25/1980

Publication

06/15/1982

Progress at the INPI

  1. Filing09/25/80
  2. Publication06/15/82
  3. Examination08/07/84
  4. Allowance10/14/86
  5. Abandoned
  6. In force

The application was allowed on 10/14/1986 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 10/06/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

STERLING DRUG INC

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Inventors

R. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

10/06/1987

RPI 885

Notificação para pagamento de retribuição

#13.1

03/10/1987

RPI 855

Deferimento

#9.1

10/14/1986

RPI 834

Conhecimento de parecer técnico

#7.1

01/14/1986

RPI 795

Exigência - art. 36 da LPI

#6.1

04/09/1985

RPI 755

Solicitação de exame técnico

#4.1

08/07/1984

RPI 720

Publicação do pedido de patente

#3.1

06/15/1982

RPI 608

Pedido de patente depositado

#2.1

11/10/1981

RPI 577

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