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Official data from INPI

MONÔMEROS DE INTER - LIGAÇÃO DE HEMI - AMIDAL E HEMI - AMIDO - CETAL CICLICOS , ISENTOS DE FORMALDEIDO, AUTO-REAGENTE E REAGENTES A HIDROXILA E SEUS POLÍMEROS DERIVADOS.

Em AnáliseInvention Patent

Application data

Number

PI8603588

Type

Invention Patent

Filing

07/29/1986

Publication

03/10/1987

Progress at the INPI

  1. Filing07/29/86
  2. Publication03/10/87
  3. Abandoned06/09/87
  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: 06/09/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Air Products And Chemicals, Inc

US

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Inventors

D. D. (pessoa física)

R. J. (pessoa física)

W. J. (pessoa física)

Technical data

Priority claims

US

760.442 · 07/30/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

06/09/1987

RPI 868

Publicação do pedido de patente

#3.1

03/10/1987

RPI 855

Pedido de patente depositado

#2.1

02/24/1987

RPI 853

Arquivamento - Art. 36 §1° da LPI

#11.2

03/16/1993

RPI 1163

Exigência - art. 36 da LPI

#6.1

11/19/1991

RPI 1094

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