Method of using testing containers

• US 3,036,894 A
• Filed: 10/22/1958
• Issued: 05/29/1962
• Est. Priority Date: 10/22/1958
• Status: Expired due to Term

• Current Assignee: Jasper A. Forestiere
• Original Assignee: Jasper A. Forestiere
• Inventors: Forestiere, Jasper A.
• Application Number:
  US03/768,993
• Time in Patent Office: 1,315 Days
• US Class Current: 436/165
• CPC Class Codes: B01L 2400/0481 squeezing of channels or chambers
• CPC Class Codes: B01L 3/505 flexible containers not provided for above
• CPC Class Codes: B65D 81/3266 separated by a common rupturable seal, a clip or other removable fastening device
• CPC Class Codes: G01N 33/4905 Determining clotting time of blood by chemical methods G01N33/86, C12Q1/56
• CPC Class Codes: Y10T 436/144444 Glucose
• CPC Class Codes: Y10T 436/171538 Urea or blood urea nitrogen

Claims

1. A METHOD OF EXAMINING A SELECTED SUBSTANCE IN A CLOSED SYSTEM PROVIDED BY A HOLLOW BODY OF SUITABLE LENGTH AND WIDTH FORMED FROM IMPERVIOUS PLIABLE SHEET MATERIAL AND INTERNALLY DIVIDED TO PROVIDE A SERIES OF SPACED APART CLOSED CHAMBERS WITH SELECTED TESTING SUBSTANCE ENCLOSED IN SELECTED CHAMBERS, AND MEANS OF COMMUNICATION BETWEEN SAID CHAMBERS, SAID METHOD COMPRISING INTRODUCING THE SUBSTANCE TO BE EXAMINED IN A FIRST CHAMBER, AND THEN, BY APPLICATION OF SQUEEZING PRESSURE UPON SAID FIRST CHAMBER AND SUCCESSIVELY UPON SUCCEEDING CHAMBERS, TRANSFERRING AT LEAST PART OF THE SUBSTANCE TO BE EXAMINED FROM ONE CHAMBER TO ANOTHER.