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Official data from INPI

USINA DE TRATAMENTO DE LIXO, COM O USO DE PROCESSO DE BIO DEPURAÇÃO ACELERADA

IndeferidaInvention Patent

Application data

Number

PI9104113

Type

Invention Patent

Filing

09/25/1991

Publication

12/24/1991

Progress at the INPI

Under appeal
  1. Filing09/25/91
  2. Publication12/24/91
  3. Examination03/03/92
  4. Refused02/01/00
  5. Grant
  6. In force

The application was refused by the INPI on 02/01/2000. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 02/01/2000. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Civilia Engenharia S/A

SP, BR

Inventors

S. N. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

Indeferido o pedido com base no disposto no artigo 8º da Lei 9279 de 14/05/96.

02/01/2000

RPI 1517

Conhecimento de parecer técnico

#7.1

02/09/1999

RPI 1466

Pedido de certificado de adição de invenção

#5.1

06/30/1992

RPI 1126

Solicitação de exame técnico

#4.1

03/03/1992

RPI 1109

Publicação antecipada

#3.2

12/24/1991

RPI 1099

Pedido de patente depositado

#2.1

10/29/1991

RPI 1091

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