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Official data from INPI

COMPOSIÇÃO PARA DISSOLUÇÃO DE ENXOFRE

PublicadaInvention Patent

Application data

Number

PI8802235

Type

Invention Patent

Filing

05/06/1988

Publication

12/06/1988

Progress at the INPI

  1. Filing05/06/88
  2. Publication12/06/88
  3. Abandoned02/05/91
  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.

Talk to a specialist

Latest action published by the INPI: 12/06/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

P. C. (pessoa física)

US

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Inventors

G. C. (pessoa física)

M. L. (pessoa física)

Technical data

Priority claims

US

047.955 · 05/08/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/06/1988

RPI 946

Pedido de patente depositado

#2.1

10/04/1988

RPI 937

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C09K 7/06; E21B 43/28.

03/27/2018

RPI 2464

Arquivamento - Art. 36 §1° da LPI

#11.2

03/14/1995

RPI 1267

Exigência - art. 36 da LPI

#6.1

06/21/1994

RPI 1229

14.4

11/19/1991

RPI 1094

Solicitação de exame técnico

#4.1

02/05/1991

RPI 1053

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