The Lacebark Elm Our mission
The Lacebark Elm
Available Books RootMaker™, RootBuilder™, and other Containers Crapemyrtle and other patented plants About Lacebark Inc. Information and Papers

Awards, Grants and Honors | Patents | Invited Conference Speaker |
Experience with Graduate Students "Whitcomb Bio"  "40 years of Research"
Research Reports
| Papers Presented at Professional Meetings |
Technical Papers
|Semi-Technical Papers | Other Papers

HOME

Patents

1. A self-contained solar heated greenhouse. 1977. Patent #4,173,212. Assigned to Oklahoma State University. Never used commercially.
2. A micronutrient fertilizer for container grown plants. 1979. Patent # 4,328,025. Assigned to Oklahoma State University.  Licensed to Sierra Chemical Co., Milpitas, CA, then transferred to W.R. Grace Co., then to the Scotts Co., Marysville, OH.  The product is sold world wide under the trademarked name Micromax®.  Also patented in numerous other countries.
3. A container to control plant roots. 1984. Patent #4,442,628. Assigned to Oklahoma State University.  Imperial Plastics of Evansville, IN was licensed and manufactured the container briefly.
4. Air-root-pruning container. 1984. Patent #4,497,132. Assigned to the Board of Regents for Oklahoma State University.  Never commercialized.
5. Air-root-pruning container. USA Patent #4,510,712. Assigned to the Board of Regents for Oklahoma State University.  Never commercialized.
6. 'Centennial Spirit' crapemyrtle. 1988.  U.S. Plant Patent #6383. Assigned to OSU.
7. 'Prairie Lace' crapemyrtle.  1988. U.S. Plant Patent #6365.  Assigned to OSU.
  _________________________________________________________________
8. Plant container handling and protection system.  1987.  U.S. Patent #4,793,097.  An insulated pallet to protect plant roots from temperature extremes and to prevent blow over.  Produced briefly by injection molding.
9. Sub irrigation mat.1987. U.S. Patent #4729,189.
10. Plant growth container and method. 1988. U.S. Patent #4,716,680.  First version of RootBuilder® container design to trap root tips.
11. Capillary irrigation system.  1990. U.S. Patent #5,036,619.  Marketed as the WaterTrof®  sub irrigation system.
12. Fabric container to restrict plant roots.  1985.  U.S. Patent #4,574,522.
13. Plant growing container for air-pruning roots. 1989. U.S. Patent #4,753,037.  The original RootMaker® container, first manufactured as a cluster of four cells.
14. Method and container for growing transplantable plants. 1990. U.S. Patent #4,939,865.  The RootBuilder® expandable container system.
15. Plant growing container for air-pruning roots.  1996.  U.S. Patent #5,557,886.  This is the RootMaker® II design made into 18, 32, and 60 cell trays.
16. 'Dynamite'® crapemyrtle.  1998. U.S. Plant Patent #10,296.
17. 'Raspberry Sundae'® crapemyrtle. 1998. U.S. Plant Patent #10,297.
18. 'Pink Velour'® crapemyrtle. 1998.  U.S. Plant Patent #10,319.
19. 'Red Rocket'® crapemyrtle.  2000.  U.S. Plant Patent #11,342.
20. 'Tightwad Red'® crapemyrtle.  2000.  U.S. Plant Patent #11,342. Top of Page
21. 'Siren Red'® crapemyrtle. 2004. U.S. Plant Patent #14975 P3
22. 'Burgundy Cotton'® crapemyrtle. 2004. U.S. Plant Patent #14438 P2
23. 'Rhapsody in Pink'® crapemyrtle. 2006. U.S. Plant Patent #16616
24. 'Cranberry Punch'® hardy hibiscus.2004. U.S. Plant Patent # 15091 P2
25. 'City Slicker'® River Birch. 2006. U.S. Plant Patent # 16573 P3