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

MISTURAS DE BORRACHA,EXPANDIVEIS SOB CONDICOES DE VULCANIZACAO,A BASE DE BORRACHA SINTETICA

Concessão AnuladaInvention Patent

Application data

Number

PI7801300

Type

Invention Patent

Filing

03/05/1977

Publication

-

Progress at the INPI

  1. Filing03/05/77
  2. Publication
  3. Examination
  4. Allowance02/08/83
  5. Grant07/26/83
  6. Terminated01/28/92

The patent was granted on 07/26/1983 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: 09/27/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HENKEL KGAA

See this company's full portfolio

Inventors

B. H. (pessoa física)

H. H. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

16.3

09/27/1983

RPI 675

Concessão da patente

#16.1

07/26/1983

RPI 666

Notificação para pagamento de retribuição

#13.1

06/07/1983

RPI 659

Deferimento

#9.1

02/08/1983

RPI 642

Exigência - art. 36 da LPI

#6.1

08/10/1982

RPI 616

Anuidade - prazo legal encerrado

#18.2

01/28/1992

RPI 1104

Patent monitoring

Track this patent in real time.

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