Patent US2927209A successfully refreshed from Google Patents.
US2927209A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spectrometric cell structure and charging method therefor
Assignee: Individual
•
Filing: 1957-07-05
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Granted: 1960-03-01
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Expires: 1977-07-05
Abstract
No abstract record available.
Inventors
- 👤 Jones Richard Norman
- 👤 Nadeau Joseph Marcel Armand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:49
CPC Classifications
G; G01; G01N; G01N21/00; G01N21/01; G01N21/03
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A DEVICE FOR MOUNTING A SPECIMEN FOR INFRARED SPECTROMETRIC EXAMINATION, SAID DEVICE COMPRISING A UNITARY BODY FORMED FROM A SINGLE BLOCK OF A MATERIAL SELECTED FROM THE GROUP CONSISTING OF ALKALI METAL HALIDES, BARIUM HALIDES, CALCIUM HALIDES, LEAD HALIDES, SILVER HALIDES AND ARSENIC TRISULPHIDE, SAID BODY BEING PROVIDED WITH A FIRST CAVITY EXTENDING INWARDLY FROM A FACE THEREOF, A SECOND CAVITY COMMUNICATING WITH SAID FIRST CAVITY AND OF SUBSTANTIALLY SMALLER CROSS-SECTION THAN SAID FIRST CAVITY, AND A THIRD CAVITY CONSTITUTING A CELL FOR THE SPECIMEN AND COMMUNICATING WITH SAID SECOND CAVITY BUT BEING OTHERWISE CLOSED, SAID THIRD CAVITY BEING OF SMALLER CROSSSECTION THAN SAID SECOND CAVITY, SAID THIRD CAVITY BEING HOLLOWED OUT OF SAID UNITARY BODY SO AS TO HAVE CONTINUOUS WALLS UNINTERRUPTED BY ANY DIVISION OF SAID BODY.
Claim 2
Independent Claim
129 words
A DEVICE FOR MOUNTING A SPECIMEN FOR INFRARED SPECTROMETRIC EXAMINATION, SAID DEVICE COMPRISING A UNITARY BODY FORMED FROM A SINGLE BLOCK OF A MATERIAL SELECTED FROM THE GROUP CONSISTING OF ALKALI METAL HALIDES, BARIUM HALIDES, CALCIUM HALIDES, LEAD HALIDES, SILVER HALIDES AND ARSENIC TRISULPHIDE, SAID BODY BEING PROVIDED WITH A FIRST CAVITY EXTENDING INWARDLY FROM A FACE THEREOF, A SECOND CAVITY COMMUNICATING WITH SAID FIRST CAVITY AND OF SUBSTANTIALLY SMALLER CROSS-SECTION THAN SAID FIRST CAVITY, AND A THIRD CAVITY CONSTITUTING A CELL FOR THE SPECIMEN AND COMMUNICATING WITH SAID SECOND CAVITY BUT BEING OTHERWISE CLOSED, SAID THIRD CAVITY BEING OF SMALLER CROSSSECTION THAN SAID SECOND CAVITY, SAID THIRD CAVITY BEING HOLLOWED OUT OF SAID UNITARY BODY SO AS TO HAVE CONTINUOUS WALLS UNINTERRUPTED BY ANY DIVISION OF SAID BODY.
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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) | 1963-03-01 | 1963-08-31 | 1964-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-01 | 1967-08-31 | 1968-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-01 | 1971-08-31 | 1972-03-01 | $7700.00 | Window Closed / Lapsed |