US Plant Patent PP15996
Koserin
Alstroemeria plant named ‘Koserin’
PUBLIC DOMAIN
Patent expired November 19, 2024. This plant is in the public domain — anyone may propagate and sell it.
Twenty years from the filing date would end on September 24, 2024. This patent earned 56 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP15996
- Filed
- September 24, 2004
- Granted
- September 27, 2005
- Expires
- November 19, 2024
- Assignee
- KOENST BREEDING B V
- Inventor
- KONST JOHANNES WILHELMUS MARIA
Abstract
A new and distinct cultivar of Alstroemeria plant named ‘Koserin’, characterized by its compact and mounded growth habit; pink and yellow-colored flowers; and good postproduction longevity.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct cultivar of Alstroemeria plant named ‘Koserin’, as illustrated and described.
Read the full patent: US Plant Patent PP15996 in full — the complete specification, every figure, and the file history.