US3176128A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid sample introduction system for analytical equipment
Assignee: Standard Oil Co
•
Filing: 1962-06-29
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Granted: 1965-03-30
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Expires: 1982-06-29
Abstract
No abstract record available.
Inventors
- 👤 Charles H Ehrhardt
- 👤 Warren H Moeller
- 👤 Henry M Grubb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:53
CPC Classifications
G; G01; G01N; G01N35/00; G01N35/10; G01N35/1095; H; H01; H01J; H01J49/00; H01J49/02; H01J49/04; H01J49/0404; H01J49/0468; H01J49/0495
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
THE METHOD OF INTRODUCING A FLUID SAMPLE INTO AN ANALYTICAL DEVICE WHICH COMPRISES SEALING SAID SAMPLE IN AN ELONGATED TUBE MADE OF A METAL WHICH IS FUSIBLE AT A TEMPERATURE BELOW THAT AT WHICH THE SAMPLE DECOMPOSES, INTRODUCING SAID SAMPLE-CONTAINING SEALED TUBE INTO THE ANALYTICAL DEVICE, AND MELTING THE TUBE WHEREBY TO RELEASE THE SAID FLUID SAMPLE.
Claim 2
Independent Claim
57 words
THE METHOD OF INTRODUCING A FLUID SAMPLE INTO AN ANALYTICAL DEVICE WHICH COMPRISES SEALING SAID SAMPLE IN AN ELONGATED TUBE MADE OF A METAL WHICH IS FUSIBLE AT A TEMPERATURE BELOW THAT AT WHICH THE SAMPLE DECOMPOSES, INTRODUCING SAID SAMPLE-CONTAINING SEALED TUBE INTO THE ANALYTICAL DEVICE, AND MELTING THE TUBE WHEREBY TO RELEASE THE SAID FLUID SAMPLE.
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) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |