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Official data from INPI

PROCESSO DE COMBUSTÃO DE LICOR PRETO EM UMA UNIDADE DE CALDEIRA DE RECUPERAÇÃO

PublicadaInvention Patent

Application data

Number

PI8900195

Type

Invention Patent

Filing

01/13/1989

Publication

09/12/1989

Progress at the INPI

  1. Filing01/13/89
  2. Publication09/12/89
  3. Abandoned01/15/91
  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: 09/12/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Air Products And Chemicals, Inc

US

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Inventors

W. M. (pessoa física)

CA

Technical data

IPC Classification

Priority claims

US

143.904 · 01/13/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

09/12/1989

RPI 986

Pedido de patente depositado

#2.1

02/28/1989

RPI 958

Arquivamento - Art. 36 §1° da LPI

#11.2

08/15/1995

RPI 1289

Exigência - art. 36 da LPI

#6.1

06/28/1994

RPI 1230

Solicitação de exame técnico

#4.1

01/15/1991

RPI 1050

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