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Official data from INPI

PROCESSO E APARELHO PARA NEUTRALIZAR MISTURAS DE GASES DE ÁCIDOS DE DESCARGA.

ArquivadaInvention Patent

Application data

Number

PI8101940

Type

Invention Patent

Filing

03/31/1981

Publication

10/13/1981

Progress at the INPI

  1. Filing03/31/81
  2. Publication10/13/81
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 03/31/1981 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 02/20/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ALUMAX , INC.

Inventors

B. W. (pessoa física)

Technical data

IPC Classification

Priority claims

US

137,837 · 04/07/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

02/20/1985

RPI 748

Publicação do pedido de patente

#3.1

10/13/1981

RPI 573

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