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

PROCESSO PARA REGISTRAR E SENSIBILIZAR COM RADIACAO ACTINICA, UM CONJUNTO DE SUBSTRATOS DE FOLHA REGISTRAVEIS, ENTRE SI

ConcedidaInvention Patent

Application data

Number

PI8302993

Type

Invention Patent

Filing

06/11/1982

Publication

01/31/1984

Progress at the INPI

  1. Filing06/11/82
  2. Publication01/31/84
  3. Examination05/08/84
  4. Allowance08/12/86
  5. Grant04/28/87
  6. Terminated10/02/90

The patent was granted on 04/28/1987 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 04/28/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DU PONT [US]

See this company's full portfolio

Inventors

C. B. (pessoa física)

H. B. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/28/1987

RPI 862

Notificação para pagamento de retribuição

#13.1

12/02/1986

RPI 841

Deferimento

#9.1

08/12/1986

RPI 825

Exigência - art. 36 da LPI

#6.1

09/17/1985

RPI 778

Solicitação de exame técnico

#4.1

05/08/1984

RPI 707

Publicação do pedido de patente

#3.1

01/31/1984

RPI 693

Pedido de patente depositado

#2.1

07/19/1983

RPI 665

Anuidade - prazo legal encerrado

#18.2

10/02/1990

RPI 1035

Related

From the same holder

Same category

Patent monitoring

Track this patent in real time.

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