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Official data from INPI

Processos para inibição ou redução de espuma.

ArquivadaInvention Patent

Application data

Number

PI8108664

Type

Invention Patent

Filing

06/18/1981

Publication

05/25/1982

Progress at the INPI

  1. Filing06/18/81
  2. Publication05/25/82
  3. Abandoned11/16/82
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 07/30/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Economics Laboratory, Inc

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Inventors

L. S. (pessoa física)

M. J. (pessoa física)

Technical data

IPC Classification

Priority claims

US

162315 · 06/23/1980

US

81/00819 · 06/17/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

07/30/1985

RPI 771

Exigência - art. 36 da LPI

#6.1

11/20/1984

RPI 735

Solicitação de exame técnico

#4.1

11/16/1982

RPI 630

Notificação de entrada na fase nacional - PCT

#1.3

05/25/1982

RPI 605

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