Patent US2459739A successfully refreshed from Google Patents.
US2856885A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blood storage temperature telltale
Assignee: Individual
•
Filing: 1957-04-15
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Granted: 1958-10-21
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Expires: 1977-04-15
Abstract
No abstract record available.
Inventors
- 👤 Willard M Huyck
- 👤 Vincent A Romito
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:42
CPC Classifications
A; A61; A61M; A61M1/00; A61M1/02; A61J; A61J1/00; A61J1/05; A61J1/14; A61J2200/00; A61J2200/70; A61J2200/72
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A TELLTALE DEVICE FOR USE WITH A MATERIAL STORAGE CONTAINER COMPRISING AN ELONGATED TRANSPARENT TUBE HAVE A CLOSED INNER END; A NON-SOLIDIFYING NON-VOLATILE LIQUID CONTAINED IN THE CLOSED END PORTION OF SAID TUBE; A SOLIDIFIABLE LIQUID CONTAINED IN SAID TUBE ABOVE AND IN CONTACT WITH SAID NON-SOLIDIFYING LIQUID, SAID SOLIDIFIABLE LIQUID BEING A NON-VOLATILE LIQUID AND NON-MISCIBLE WITH SAID NON-SOLIDIFYING LIQUID, SAID SOLIDIFIABLE LIQUID HAVING A LOWER SPECIFIC GRAVITY THAN SAID NON-SOLIDIFYING LIQUID, AND HAVING A MELTING POINT CORRESPONDING TO A CRITICAL TEMPERATURE FOR THE MATERIAL IN SAID CONTAINER; AND A CLOSURE FOR THE OPEN END OF SAID TUBE, SAID TWO LIQUIDS BEING OF VISUALLY DISTINGUISHABLE COLORS.
Claim 2
Dependent Claim
107 words
A TELLTALE DEVICE FOR USE WITH A MATERIAL STORAGE CONTAINER COMPRISING AN ELONGATED TRANSPARENT TUBE HAVE A CLOSED INNER END; A NON-SOLIDIFYING NON-VOLATILE LIQUID CONTAINED IN THE CLOSED END PORTION OF SAID TUBE; A SOLIDIFIABLE LIQUID CONTAINED IN SAID TUBE ABOVE AND IN CONTACT WITH SAID NON-SOLIDIFYING LIQUID, SAID SOLIDIFIABLE LIQUID BEING A NON-VOLATILE LIQUID AND NON-MISCIBLE WITH SAID NON-SOLIDIFYING LIQUID, SAID SOLIDIFIABLE LIQUID HAVING A LOWER SPECIFIC GRAVITY THAN SAID NON-SOLIDIFYING LIQUID, AND HAVING A MELTING POINT CORRESPONDING TO A CRITICAL TEMPERATURE FOR THE MATERIAL IN SAID CONTAINER; AND A CLOSURE FOR THE OPEN END OF SAID TUBE, SAID TWO LIQUIDS BEING OF VISUALLY DISTINGUISHABLE COLORS.
References Cited (Backward Citations)
US2662018A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-20 | 1962-04-21 | 1962-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-20 | 1966-04-21 | 1966-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-20 | 1970-04-21 | 1970-10-21 | $7700.00 | Window Closed / Lapsed |