Patent US3122062A successfully refreshed from Google Patents.
US2836096A
Expired / Lapsed
US
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Hemoglobinometer
Assignee: Individual
•
Filing: 1953-04-15
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Granted: 1958-05-27
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Expires: 1973-04-15
Abstract
No abstract record available.
Inventors
- 👤 David A Korman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:35
CPC Classifications
G; G01; G01N; G01N21/00; G01N21/17; G01N21/25; G01N21/251
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
A HEMOGLOBINOMETER COMPRISING A CASING, A LIGHT SOURCE THAT INCLUDES THE COMPLETE LIGHT SPECTRUM WITHIN THE CASING, A SPECIMEN HOLDER MOUNTED ADJACENT TO SAID LIGHT SOURCE, A PLURALITY OF DIFFRACTION GRATINGS MOUNTED IN ADJACENT RELATONSHIP ALONG A SLIDE SO THAT ANY ONE OF THE GRATINGS MAY BE POSITIONED BETWEEN THE LIGHT SOURCE AND THE SELENIUM CELL, A LENS MOUNTED BETWEEN SAID LIGHT SOURCE AND SAID SPECIMEN HOLDER, AND COOPERATING WITH ONE OF THE DIFFRACTION GRATINGS, SAID DIFFRATION GRATING DESIGNED TO ALLOW THE RADIANT ENERGY FROM SAID LIGHT SOURCE TO PASS THROUGH SAID GRATING TO FORM A WAVE BAND IN A PREDETERMINED PORTION OF THE LIGHT SPECTRUM, A SELENIUM CELL MOUNTED ADJACENT TO SAID SPECIMEN HOLDER, A BATTERY MOUNTED IN SAID CASING, A COVER FOR SAID CASING, A MICROAMMETER WITH A HEMOGLOBIN SCALE MOUNTED IN SAID COVER, A VARIABLE RESISTANCE AND A SWITCH ALSO MOUNTED IN SAID
Claim 2
Dependent Claim
146 words
A HEMOGLOBINOMETER COMPRISING A CASING, A LIGHT SOURCE THAT INCLUDES THE COMPLETE LIGHT SPECTRUM WITHIN THE CASING, A SPECIMEN HOLDER MOUNTED ADJACENT TO SAID LIGHT SOURCE, A PLURALITY OF DIFFRACTION GRATINGS MOUNTED IN ADJACENT RELATONSHIP ALONG A SLIDE SO THAT ANY ONE OF THE GRATINGS MAY BE POSITIONED BETWEEN THE LIGHT SOURCE AND THE SELENIUM CELL, A LENS MOUNTED BETWEEN SAID LIGHT SOURCE AND SAID SPECIMEN HOLDER, AND COOPERATING WITH ONE OF THE DIFFRACTION GRATINGS, SAID DIFFRATION GRATING DESIGNED TO ALLOW THE RADIANT ENERGY FROM SAID LIGHT SOURCE TO PASS THROUGH SAID GRATING TO FORM A WAVE BAND IN A PREDETERMINED PORTION OF THE LIGHT SPECTRUM, A SELENIUM CELL MOUNTED ADJACENT TO SAID SPECIMEN HOLDER, A BATTERY MOUNTED IN SAID CASING, A COVER FOR SAID CASING, A MICROAMMETER WITH A HEMOGLOBIN SCALE MOUNTED IN SAID COVER, A VARIABLE RESISTANCE AND A SWITCH ALSO MOUNTED IN SAID
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-26 | 1961-11-25 | 1962-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-26 | 1965-11-25 | 1966-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-26 | 1969-11-25 | 1970-05-27 | $7700.00 | Window Closed / Lapsed |