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

COMPOSIÇÃO DE AMIDO FORMADORA DE PELÍCULA, HIDRÓFILA, COPOLIMERIZAVEL, PROCESSO PARA PREPARAR UM ARTIGO DE COPOLÍMETRO DE AMIDO.

Em AnáliseInvention Patent

Application data

Number

PI7702648

Type

Invention Patent

Filing

04/27/1977

Publication

-

Progress at the INPI

  1. Filing04/27/77
  2. Publication
  3. Examination
  4. Allowance08/03/82
  5. Grant02/22/83
  6. Terminated08/20/85

The patent was granted on 02/22/1983 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: 08/20/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A.E. Staley Manufacturing Company

See this company's full portfolio

Inventors

V. F. (pessoa física)

Y. A. (pessoa física)

Technical data

IPC Classification

Priority claims

US

P.680.549 · 04/27/1976

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

08/20/1985

RPI 774

Cessão de direito de exploração

#22.1

12/04/1984

RPI 737

Concessão da patente

#16.1

02/22/1983

RPI 644

Notificação para pagamento de retribuição

#13.1

12/14/1982

RPI 634

Deferimento

#9.1

08/03/1982

RPI 615

Exigência - art. 36 da LPI

#6.1

12/22/1981

RPI 583

Related

From the same holder

Patent monitoring

Track this patent in real time.

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