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Official data from INPI

L-OXA-3,8-DIAZA-0ESPIRO-/4,5/-DECANO, SUA PREPARAÇÃO E EMPREGO COMO ESTABILIZADORES DE LUZ.

Em AnáliseInvention Patent

Application data

Number

PI7700751

Type

Invention Patent

Filing

02/08/1977

Publication

-

Progress at the INPI

  1. Filing02/08/77
  2. Publication
  3. Examination
  4. Allowance03/02/82
  5. Grant10/26/82
  6. Terminated05/10/88

The patent was granted on 10/26/1982 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 05/10/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. A. (pessoa física)

DE

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Inventors

M. N. (pessoa física)

P. G. (pessoa física)

W. H. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/10/1988

RPI 916

Concessão da patente

#16.1

10/26/1982

RPI 627

Notificação para pagamento de retribuição

#13.1

06/22/1982

RPI 609

Deferimento

#9.1

03/02/1982

RPI 593

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C07D 498/10; C07D 498/20; C07D 498/22; C07F 9/58; C07F 9/65; C08K 5/36; C08K 5/35; C08L 1/00; C08L 7/00; C08L 21/00; C08L 23/00; C08L 27/00; C08L 51/00; C08L 51/02; C08L 67/00; C08L 77/00; C08L 101/00; C09K 3/00.

03/27/2018

RPI 2464

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