(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

PROCESSO PARA PREPARAÇÃO DE ÁCIDOS (POLI) PEROXICARBOXÍLICOS DE IMIDA-AROMÁTICOS

PublicadaInvention Patent

Application data

Number

PI8900264

Type

Invention Patent

Filing

01/23/1989

Publication

09/19/1989

Progress at the INPI

  1. Filing01/23/89
  2. Publication09/19/89
  3. Examination05/21/91
  4. Allowance07/20/99
  5. Grant07/10/01
  6. Expired12/18/12

The letters patent expired on 12/18/2012: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/19/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ausimont S.P.A.

IT

See this company's full portfolio

Inventors

C. V. (pessoa física)

IT

C. C. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

19132 A/88 · 01/20/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

09/19/1989

RPI 987

Pedido de patente depositado

#2.1

03/07/1989

RPI 959

Carta-patente expirada

#21.1

Patente extinta em 10/07/2011

12/18/2012

RPI 2189

Concessão da patente

#16.1

07/10/2001

RPI 1592

15.7

Ref. a petição Nº 015362 de 20/05/99.

08/24/1999

RPI 1494

Deferimento

#9.1

07/20/1999

RPI 1489

Conhecimento de parecer técnico

#7.1

11/03/1998

RPI 1452

Exigência - art. 36 da LPI

#6.1

04/14/1998

RPI 1425

Exigência - art. 36 da LPI

#6.1

04/08/1997

RPI 1375

Exigência - art. 36 da LPI

#6.1

10/31/1995

RPI 1300

Exigência - art. 36 da LPI

#6.1

10/11/1994

RPI 1245

Solicitação de exame técnico

#4.1

05/21/1991

RPI 1068

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.