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Official data from INPI

PRODUTOS ANFÓTEROS COMO EMULSIFICADORES PARA EMULSÕES BETUMINOSAS.

ArquivadaInvention Patent

Application data

Number

PI8302243

Type

Invention Patent

Filing

05/02/1983

Publication

01/03/1984

Progress at the INPI

  1. Filing05/02/83
  2. Publication01/03/84
  3. Abandoned03/27/84
  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: 09/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. C. (pessoa física)

US

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Inventors

S. P. (pessoa física)

Technical data

Priority claims

US

378.599 · 05/17/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

09/05/1989

RPI 985

Exigência - art. 36 da LPI

#6.1

12/27/1988

RPI 949

Solicitação de exame técnico

#4.1

03/27/1984

RPI 701

Publicação do pedido de patente

#3.1

01/03/1984

RPI 689

Pedido de patente depositado

#2.1

06/21/1983

RPI 661

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C07C 103/44; B01F 17/16; C08L 95/00; E01C 7/24.

03/27/2018

RPI 2464

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