US2755173A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for effecting tests for pullorum and the like
Assignee: Individual
•
Filing: 1953-12-01
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Granted: 1956-07-17
•
Expires: 1973-12-01
Abstract
No abstract record available.
Inventors
- 👤 Vernon W Shore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:54
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/48; A; A61; A61B; A61B10/00; B; B01; B01F; B01F29/00; B01F29/80; B01F29/83; B01F31/00; B01F31/20; B01F31/26; B01L; B01L1/00; B01L1/02; B01L3/00; B01L3/50; B01L3/508; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18544
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
194 words
AN APPARATUS FOR CONDUCTING BIOLOGICAL TESTS REQUIRING THOROUGH MIXING OF A SMALL LIQUID TEST SAMPLE CONSISTING OF A DROP OF SERUM AND A DROP OF BLOOD TO BE TESTED COMPRISING, A BASE, A TEST PLATE DIVIDED INTO A PLURALITY OF SEPARATE AREAS FOR RECEIVING SEPARATE TEST SAMPLES, A PLATFORM FOR SUPPORTING SAID PLATE, AN UPRIGHT SHAFT ROTATABLY MOUNTED ON SAID BASE, MEANS MOUNTING SAID PLATFORM ON SAID SHAFT AND FOR ROTATIVELY CHANGING THE DIRECTION OF SLANT THEREOF AS THE SHAFT ROTATES, MEANS FOR ROTATING SAID SHAFT AT A PRESELECTED SPEED, SAID PLATFORM MOUNTING MEANS SUPPORTING SAID PLATFORM AT A PRESELECTED ANGLE TO THE HORIZONTAL AT WHICH THE MASS OF A TEST SAMPLE THEREON WILL FLOW IN A CIRCULAR PATH ADJACENT THE LOW SIDE OF THE WETTED AREA OF THE TEST SAMPLE WITHOUT BREAKING THE SURFACE TENSION OF THE TEST SAMPLE WHEN SAID SHAFT IS ROTATED AT SAID PRESELECTED SPEED, AND MEANS ATTACHED TO SAID PLATFORM FOR PREVENTING SUBSTANTIALLY ALL ROTARY MOTION OF SAID PLATFORM RELATIVE TO SAID BASE WHEREBY ONE TEST SAMPLE MAY BE APPLIED TO SAID TEST PLATE WHILE THE SHAFT IS ROTATING AND THE TEST SAMPLE PREVIOUSLY APPLIED THERETO IS UNDERGOING MIXING.
Claim 2
Independent Claim
194 words
AN APPARATUS FOR CONDUCTING BIOLOGICAL TESTS REQUIRING THOROUGH MIXING OF A SMALL LIQUID TEST SAMPLE CONSISTING OF A DROP OF SERUM AND A DROP OF BLOOD TO BE TESTED COMPRISING, A BASE, A TEST PLATE DIVIDED INTO A PLURALITY OF SEPARATE AREAS FOR RECEIVING SEPARATE TEST SAMPLES, A PLATFORM FOR SUPPORTING SAID PLATE, AN UPRIGHT SHAFT ROTATABLY MOUNTED ON SAID BASE, MEANS MOUNTING SAID PLATFORM ON SAID SHAFT AND FOR ROTATIVELY CHANGING THE DIRECTION OF SLANT THEREOF AS THE SHAFT ROTATES, MEANS FOR ROTATING SAID SHAFT AT A PRESELECTED SPEED, SAID PLATFORM MOUNTING MEANS SUPPORTING SAID PLATFORM AT A PRESELECTED ANGLE TO THE HORIZONTAL AT WHICH THE MASS OF A TEST SAMPLE THEREON WILL FLOW IN A CIRCULAR PATH ADJACENT THE LOW SIDE OF THE WETTED AREA OF THE TEST SAMPLE WITHOUT BREAKING THE SURFACE TENSION OF THE TEST SAMPLE WHEN SAID SHAFT IS ROTATED AT SAID PRESELECTED SPEED, AND MEANS ATTACHED TO SAID PLATFORM FOR PREVENTING SUBSTANTIALLY ALL ROTARY MOTION OF SAID PLATFORM RELATIVE TO SAID BASE WHEREBY ONE TEST SAMPLE MAY BE APPLIED TO SAID TEST PLATE WHILE THE SHAFT IS ROTATING AND THE TEST SAMPLE PREVIOUSLY APPLIED THERETO IS UNDERGOING MIXING.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-17 | 1960-01-16 | 1960-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-17 | 1964-01-16 | 1964-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-17 | 1968-01-16 | 1968-07-17 | $7700.00 | Window Closed / Lapsed |