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Tau

Terminated

Zea mays L. Maize · Agricultural · bred by HOHENHEIM| Universitaet Hohenheim

also searched as: тау

Variety description

10 August 2026

The Tau hybrid belongs to the mid-season category, classified according to the German maturity system as S230 / K220. The hybrid's grain is characterized as intermediate, or flint/dent.

The variety is intended for use as a forage (silage) hybrid. In scientific literature, it is often mentioned in comparative studies as an example of 1970s breeding.

Sources4
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Countries of admission

3 jurisdictions

Green indicates countries where the variety is listed in the national catalogue and its seeds are authorized for sale. Expired registrations are marked separately: the variety was previously admitted, but sale is no longer permitted.

IS FI NO SE EE IE GB DK LV LT NL DE PL BY PT ES FR BE CZ SK UA RU LU CH AT HU MD IT SI HR RS RO MT GR BG CY

terminated no record

Variety registered as early as 1 jurisdiction, data for which we do not publish: their registry licenses have not yet been verified. This section will be available upon verification.

Variety in registries Regions of admission, rights holders, and status of plant breeders' rights

Parties

Breeder
HOHENHEIM| Universitaet Hohenheim 72 Developed the variety
Applicant
SYNGENTA (ZA) 3 Submitted the application to the register
Rights holder
HOHENHEIM| Universitaet Hohenheim 72 Holds the rights to the variety
Maintainer
UNIVERSITÄT HOHENHEIM (LANDESSAATZUCHTANSTALT) 6 Responsible for variety maintenance

Admission to trade

The variety is listed in the national registry — its seeds are authorized for sale in this country.

  • PT Portugal Terminated

    № 80100

    Registration
    15 May 1992
    Terminated
    4 May 1993
  • DE Germany Terminated

    № M 00390

    Application
    23 October 1973
    Registration
    6 December 1977
    Terminated
    27 December 2000
  • DK Denmark Active

    № 11530

    Application
    31 January 1979
    Terminated
    15 March 1982
  • ZA South Africa Terminated

    № 2001/5386

    Application
    31 August 2001
    Registration
    10 September 2002
    Terminated
    3 October 2006

Plant breeders' rights

The right is granted for a limited term: propagation of the variety requires a license from the rights holder.

Germany № M 00390
Terminated
  1. Application filed 23 October 1973
  2. Registered 9 January 1978
  3. Entry closed 12 November 1999

Records are sourced from official registry publications. Data sources and legal status

Found an error in the record?

The directory replicates the primary source. If an entry differs from the official publication, please specify the discrepancy and provide a link if possible. Corrections are added to the moderation queue.

This is a directory, not an official registry: data is based on public disclosures and may have changed. More about sources

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Nearby in the species list Tasmania, Tasmano, Tassilo, Tasso, Tasty, Tatiana, Tatos, TATRA, Tatsuo, Tattoo, Tauro, Taurus, Tauste, Tavascan, Tavasz, Tavira, Tavor, Tavriia, Tavrychanka, Taxxoa

Discussion: Tau

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