Tray for carrying out chemical and biological tests

• US D280,663 S
• Filed: 05/14/1982
• Issued: 09/17/1985
• Est. Priority Date: 11/17/1981
• Status: Expired due to Term

• Current Assignee: Unilever Patent Holdings BV (Unilever PLC)
• Original Assignee: Internationale Octrooi Maatschappij "Octropa" BV
• Inventors: Albon, Lionel F. S., Winterson, Anthony J.
• Primary Examiner(s): Word, A. Hugo
• Application Number:
  US06/378,393
• Time in Patent Office: 1,222 Days
• Field of Search: D24/31, D24/17, D24/29, D24/25, D24/34, D24/36, D24/52, D24/38, D24/53, D24/8, D24/32, 206/364, 206/366, 206/447, 206/562, 206/563, 206/564, 206/566, 206/368, 206/369, 206/388, 206/380, 206/588, 206/370, 206/456, 206/509, 220/20, 422/101, 422/102, 422/104, 422/65, 422/99, 356/246, 436/48, 435/33, 435/301
• US Class Current: D24/226
• CPC Class Codes: N/A

Claims

1. The ornamental design for a tray for carrying out chemical and biological tests, substantially as shown and described.