Patent US2758932A successfully refreshed from Google Patents.
US2758932A
Expired / Lapsed
US
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Deoxygenating process and product
Assignee: BEN L SARETT
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Filing: 1953-07-31
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Granted: 1956-08-14
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Expires: 1973-07-31
Abstract
No abstract record available.
Inventors
- 👤 Scott Don
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:21
CPC Classifications
A; A23; A23B; A23B7/00; A23B7/10; A23B7/105; A23B2/00; A23B2/70; A23B2/725; A23B2/729; A23B2/783; B; B65; B65D; B65D51/00; B65D51/24; B65D51/244; B65D81/00; B65D81/24; B65D81/26; B65D81/266; B65D81/268
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
53 words
AN ARTICLE OF MANUFACTURE COMPRISING A HERMETICALLY-SEALED PACKAGE CONTAINING A PRODUCT NORMALLY SUBJECT TO OXIDATIVE DETERIORATION, A DEOXYGENATING BODY, AND A MOISTURE PROOF OXYGEN-PERMEABLE BARRIER INTERPOSED BETWEEN SAID PRODUCT AND SAID BODY TO PREVENT DIRECT CONTACT THEREBETWEEN, SAID BODY COMPRISING A DISPERSION OF WATER, GLUCOSE AND AN ENZYME SYSTEM HAVING GLUCOSE OXIDASE ACTIVITY.
Claim 2
Dependent Claim
53 words
AN ARTICLE OF MANUFACTURE COMPRISING A HERMETICALLY-SEALED PACKAGE CONTAINING A PRODUCT NORMALLY SUBJECT TO OXIDATIVE DETERIORATION, A DEOXYGENATING BODY, AND A MOISTURE PROOF OXYGEN-PERMEABLE BARRIER INTERPOSED BETWEEN SAID PRODUCT AND SAID BODY TO PREVENT DIRECT CONTACT THEREBETWEEN, SAID BODY COMPRISING A DISPERSION OF WATER, GLUCOSE AND AN ENZYME SYSTEM HAVING GLUCOSE OXIDASE ACTIVITY.
Claim 3
Dependent Claim
97 words
A PROCESS OF PACKAGING A PRODUCT NORMALLY SUBJECT TO OXIDATIVE DETERIORATION WHICH COMPRISES INTRODUCING SAID PRODUCT INTO A HERMETICALLY-SEALABLE CONTAINER, POSITIONING WITHIN SAID CONTAINER A DEOXYGENATING BODY SHIELDING FROM DIRECT CONTACT WITH SAID PRODUCT BY A SUBSTANTIALLY WATERPROOF OXYGEN-PERMEABLE SHEET, SAID BODY COMPRISING A DISPERSION OF WATER,GLUCOSE AND AN ENZYME SYSTEM HAVING GLUCOSE OXYDASE ACTIVITY, AND HERMETICALLY SEALING SAID CONTAINER TO ENTRAP AN OXYGEN-CONTAINING GAS THEREIN IN CONTACT WITH SAID PRODUCT AND SAID SHEET WHEREBY AFTER SEALING THE OXYGEN IN SAID GAS IS ELIMINATED BY DIFFUSION THROUGH SAID SHEET AND REACTION WITH THE GLUCOSE IN SAID BODY.
Claim 4
Dependent Claim
97 words
A PROCESS OF PACKAGING A PRODUCT NORMALLY SUBJECT TO OXIDATIVE DETERIORATION WHICH COMPRISES INTRODUCING SAID PRODUCT INTO A HERMETICALLY-SEALABLE CONTAINER, POSITIONING WITHIN SAID CONTAINER A DEOXYGENATING BODY SHIELDING FROM DIRECT CONTACT WITH SAID PRODUCT BY A SUBSTANTIALLY WATERPROOF OXYGEN-PERMEABLE SHEET, SAID BODY COMPRISING A DISPERSION OF WATER,GLUCOSE AND AN ENZYME SYSTEM HAVING GLUCOSE OXYDASE ACTIVITY, AND HERMETICALLY SEALING SAID CONTAINER TO ENTRAP AN OXYGEN-CONTAINING GAS THEREIN IN CONTACT WITH SAID PRODUCT AND SAID SHEET WHEREBY AFTER SEALING THE OXYGEN IN SAID GAS IS ELIMINATED BY DIFFUSION THROUGH SAID SHEET AND REACTION WITH THE GLUCOSE IN 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) | 1959-08-14 | 1960-02-13 | 1960-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-14 | 1964-02-13 | 1964-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-14 | 1968-02-13 | 1968-08-14 | $7700.00 | Window Closed / Lapsed |