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

PROCESSO PARA A PREPARACAO DE ETERES DE POLISSACARIDEO

ArquivadaInvention Patent

Application data

Number

PI7605385

Type

Invention Patent

Filing

08/18/1975

Publication

-

Progress at the INPI

  1. Filing08/18/75
  2. Publication
  3. Examination
  4. Allowance
  5. Grant02/16/82
  6. Terminated04/27/82

The patent was granted on 02/16/1982 and later terminated. Protection ended before the full term and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 04/27/1982. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DOW CHEMICAL CO

See this company's full portfolio

Inventors

L. G. (pessoa física)

S. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

04/27/1982

RPI 601

Concessão da patente

#16.1

02/16/1982

RPI 591

Patent monitoring

Track this patent in real time.

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