US Plant Patent PP14938
Suplumtwentyeight
Plum tree named ‘Suplumtwentyeight’
PUBLIC DOMAIN
Patent expired June 16, 2023. This plant is in the public domain — anyone may propagate and sell it.
No term adjustment or disclaimer is recorded against this patent, so this is the full statutory term — twenty years from the filing date.

The record
- Patent number
- PP14938
- Filed
- June 16, 2003
- Granted
- June 22, 2004
- Expires
- June 16, 2023
- Assignee
- SUN WORLD INTERNATIONAL INC
- Inventor
- MOWREY BRUCE D; CAIN DAVID W; BACON TERRY A
Abstract
A new and distinct plum variety that possesses heavy and consistent production of large, firm, black skinned, early-ripening fruit of excellent eating quality. The juicy flesh develops a red color upon ripening.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
What is claimed is: 1. A new and distinct plum tree named ‘Suplumtwentyeight’ as herein described and illustrated.
Read the full patent: US Plant Patent PP14938 in full — the complete specification, every figure, and the file history.