US Plant Patent PP22989
C-20
Mango tree named ‘C-20’
UNDER PATENT
Still under patent. Protection ends March 20, 2031.
Twenty years from the filing date would end on February 17, 2031. This patent earned 31 days of term adjustment for delay at the Patent Office, which is why it runs longer.

The record
- Patent number
- PP22989
- Filed
- February 17, 2011
- Granted
- August 28, 2012
- Expires
- March 20, 2031
- Assignee
- ZILL GARY EDWARD
- Inventor
- ZILL GARY EDWARD
Abstract
A new and distinct variety of mango tree ( Mangifera indica ), ‘C-20’ which is distinguished by the production of heavy and consistent crops of fruit which are 454 g average weight, oblong with a bluntly pointed apex and a large lateral beak. ‘C-20’ has a low and spreading growth habit with excellent disease tolerance and a small and manageable mature height of 457.2 cm. The skin color is bright yellow with a pink or crimson blush; thin, tender and adhesive skin, and a maturity date for harvesting and shipment of approximately mid June through July in South Florida. The flavor is excellent, rich and aromatic, with a strong component of coconut cream, a creamy smooth texture with no fiber or stringiness, a brix of 21% and a long flavor-life in storage.
Show the legal claimThe single numbered claim as granted — the legal text that defines what this patent covers.
1. A new and distinct variety of mango tree named ‘C-20’ as described and shown herein.
Read the full patent: US Plant Patent PP22989 in full — the complete specification, every figure, and the file history.