US Plant Patent PP23347
Tweety
Coreopsis plant named ‘Tweety’
UNDER PATENT
Still under patent. Protection ends September 4, 2031.
Twenty years from the filing date would end on July 27, 2031. This patent earned 39 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP23347
- Filed
- July 27, 2011
- Granted
- January 22, 2013
- Expires
- September 4, 2031
- Assignee
- VAN DER SPEK BRAM
- Inventor
- VAN DER SPEK BRAM
Abstract
A new and distinct cultivar of Coreopsis plant named ‘Tweety’, characterized by its bright yellow-colored flowers, medium green-colored, deeply-dissected foliage having thread-like segments, low to moderate growth vigor, well-branched, upright-mounded, compact growth habit, is disclosed.
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 Coreopsis plant named ‘Tweety’, substantially as herein shown and described.
Read the full patent: US Plant Patent PP23347 in full — the complete specification, every figure, and the file history.