US Plant Patent PP25705
Silver Ball
Pittosporum tenuifolium plant named ‘Silver Ball’
UNDER PATENT
Still under patent. Protection ends September 13, 2033.
Twenty years from the filing date would end on May 20, 2033. This patent earned 116 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP25705
- Filed
- May 20, 2013
- Granted
- July 14, 2015
- Expires
- September 13, 2033
- Assignee
- PLANT PRODUCTION LTD
- Inventor
- FYFE MARK NELSON
Abstract
A Pittosporum tenuifolium plant particularly distinguished by grey green leaves with irregular white margins; compact and spherical plant form; vigorous growth habit and freely basal branching habit, a dense and bushy plant.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
I claim: 1. A new and distinct cultivar of Pittosporum tenuifolium plant as shown and described herein.
Read the full patent: US Plant Patent PP25705 in full — the complete specification, every figure, and the file history.