US3158283A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corrugated contained for the low temperature preservation of biological substances
Assignee: Union Carbide Corp
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Filing: 1961-04-24
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Granted: 1964-11-24
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Expires: 1981-04-24
Abstract
No abstract record available.
Inventors
- 👤 Arthur P Rinfret
- 👤 Clement W Cowley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:26
CPC Classifications
A; A61; A61J; A61J1/00; A61J1/05; A23; A23B; A23B2/00; A23B2/80; A23B2/805; A23B2/8055; A61J1/14; A61J1/1475; A61M; A61M1/00; A61M1/02; A61M1/025; A61M1/0272; A61M1/0277; B; B65; B65D; B65D81/00; F; F17; F17C; F17C3/00; F17C3/02; F17C3/08; F25; F25D; F25D25/00; F25D25/005; A61J1/1468; A61J1/16; A61J1/165; F25D2400/00; F25D2400/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
A STORAGE CONTAINER FOR THE LOW TEMPERATURE FREEZE PRESERVATION OF BIOLOGICAL SUBSTANCES BY INDIRECT HEAT EXCHANGE WITH A HEAT TRANSFER FLUID WHICH COMPRISES AT LEAST TWO CORRUGATED WALLS ARRANGED AND POSITIONED IN PARALLEL RELATIONSHIP AND BEING JOINED AT THEIR OPPOSING ENDS BY OTHER WALLS OF SUFFICIENT WIDTH SO AS TO FORM AN ENCLOSED SPACE BETWEEN SAID CORRUGATED WALLS FOR STORING SAID BIOLOGICAL SUBSTANCES, THE PEAKS OF THE CORRUGATIONS OF ONE WALL BEING ALIGNED WITH THE TROUGHS OF THE CORRUGATIONS OF THE OPPOSING PARALLEL WALL; STERILE OPENING MEANS COMMUNICATING WITH SAID ENCLOSED SPACE FOR FILLING AND EMPTYING SAID CONTAINER; SAID CONTAINER WALLS BEING CONSTRUCTED OF A MATERIAL HAVING A K/L VALUE GREATER THAN 2500 WHEREIN K IS THE THERMAL CONDUCTIVITY OF SAID MATERIAL IN B.T.U./ (HR.) (FT.) (*F.) AND L IS THE MATERIAL THICKNESS IN FEET.
Claim 2
Dependent Claim
135 words
A STORAGE CONTAINER FOR THE LOW TEMPERATURE FREEZE PRESERVATION OF BIOLOGICAL SUBSTANCES BY INDIRECT HEAT EXCHANGE WITH A HEAT TRANSFER FLUID WHICH COMPRISES AT LEAST TWO CORRUGATED WALLS ARRANGED AND POSITIONED IN PARALLEL RELATIONSHIP AND BEING JOINED AT THEIR OPPOSING ENDS BY OTHER WALLS OF SUFFICIENT WIDTH SO AS TO FORM AN ENCLOSED SPACE BETWEEN SAID CORRUGATED WALLS FOR STORING SAID BIOLOGICAL SUBSTANCES, THE PEAKS OF THE CORRUGATIONS OF ONE WALL BEING ALIGNED WITH THE TROUGHS OF THE CORRUGATIONS OF THE OPPOSING PARALLEL WALL; STERILE OPENING MEANS COMMUNICATING WITH SAID ENCLOSED SPACE FOR FILLING AND EMPTYING SAID CONTAINER; SAID CONTAINER WALLS BEING CONSTRUCTED OF A MATERIAL HAVING A K/L VALUE GREATER THAN 2500 WHEREIN K IS THE THERMAL CONDUCTIVITY OF SAID MATERIAL IN B.T.U./ (HR.) (FT.) (*F.) AND L IS THE MATERIAL THICKNESS IN FEET.
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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) | 1967-11-24 | 1968-05-25 | 1968-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-24 | 1972-05-25 | 1972-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-24 | 1976-05-25 | 1976-11-24 | $7700.00 | Window Closed / Lapsed |