Patents by Inventor Magda Tetenyi nee Erdosi

Magda Tetenyi nee Erdosi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Process for enhancing the activity of plant protecting agents by using cyclodextrin
    Patent number: 4923853
    Abstract: The invention relates to fungicidal plant protecting composition comprising 3-90% by weight of a fungicidal active ingredient in admixture with 1-90% by weight of cyclodextrin and optionally with usual auxiliary agents.The advantage of the synergistic composition of the present invention is that identical fungicidal effect can be achieved with a significantly lower active ingredient dosage and this decreases the costs involved with the active ingredient and reduces the risks of environmental pollution as well.
    Type: Grant
    Filed: July 11, 1988
    Date of Patent: May 8, 1990
    Assignee: Chinoin Gyogyszer Es Vegyeszeti Termekek Gyara R.T.
    Inventors: Jozsef Szejtli, Peter Tetenyi, Marta Kiniczky, Jeno Bernath, Magda Tetenyi nee Erdosi, Eva Dobos, Erzsebet Banky nee Elod
  • Hormonal plant growth regulator
    Patent number: 4380626
    Abstract: The present invention relates to new inclusion complexes of 2-chloro ethyl phosphonic acid formed with .alpha.-, .beta.- and/or .gamma.-cyclodextrin or a mixture thereof.The new inclusion complexes contain preferably 10-30% of 2-chloro ethyl phosphonic acid.The new complexes of the present invention are prepared by reacting 2-chloro ethyl phosphonic acid with .alpha.-, .beta.- and/or .gamma.-cyclodextrin or a mixture of one or more of the said cyclodextrins and linear dextrins and/or partially decomposed starch.The new inclusion complexes of the present invention can be used for the preparation of plant growth regulating compositions.
    Type: Grant
    Filed: December 19, 1980
    Date of Patent: April 19, 1983
    Assignee: Chinoin Gyogyszer es Vegyeszeti Termekek Gyara R.T.
    Inventors: Jozsef Szejtli, Zsuzsanna Budai, Magda Tetenyi nee Erdosi, Gabriella Pap nee Imrenyi
  • Method for the control of germination of plant seeds and growth of the seedlings
    Patent number: 4272276
    Abstract: A method of controlling seed germination and growth of the seedlings which comprises contacting plant seeds with a liquid or solid dextrin.
    Type: Grant
    Filed: May 21, 1979
    Date of Patent: June 9, 1981
    Assignee: Chinoin Gyogyszer es Vegyeszeti Termekek Gyara Rt
    Inventors: Jozsef Szejtli, Magda Tetenyi nee Erdosi, Peter Tetenyi