Patent US2829945A successfully refreshed from Google Patents.
US2829945A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vapor-phase corrosion inhibitor and wrapping material containing same
Assignee: Cromwell Paper Co
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Filing: 1953-09-30
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Granted: 1958-04-08
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Expires: 1973-09-30
Abstract
No abstract record available.
Inventors
- 👤 Krieg Abraham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:52
CPC Classifications
C; C23; C23F; C23F11/00; C23F11/02; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/923; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31942; Y10T428/31949; Y10T428/31964; Y10T428/31967
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
A COMPOSITION OF MATTER PARTICULARLY ADAPTED FOR USE AS A VAPOR-PHASE CORROSION INHIBITOR COMPRISING ESTHROUGH A DIE TO FORM A SHAPED ARTICLE AN AQUEOUS PARSENTIALLY OF 8 TO 15 WEIGHT PERCENT OF DICYCLOHEXYLAMINE TICULATE DISPERSION OF FINELY-DIVIDED NATURAL POLYMER COMPRISING AT LEAST 60% OF CELLULOSE AND HAVING AN AVERAGE CAPRYLATE, 1 TO 2 WEIGHT PERCENT OF MORPHOLINE CAPRYLATE, AND THE REMAINDER BEING REFINED PARAFFIN OIL. PARTICULE SIZE OF LESS THAN 300 MICRONS IN DIAMETER, SAID DISPERSION CONTAINING A WATER-SOLUBLE, POLYMERIC FILMFORMING MATERIAL, COALESCING SAID CELLULOSE PARTICLES BY CONTACTING SAID SHAPED ARTICLE WITH A SOLVENT SALT SOLUTION CAPABLE OF DISSOLVING SAID NATURAL POLYMER, REMOVING SAID ARTICLE FROM SAID SALT SOLUTION AFTER THE CELLULOSE PARTICLES ARE SUBSTANTIALLY COALESCED AND BEFORE SAID ARTICLE LOSES ITS SHAPE, AND WASHING SAID ARTICLE FREE OF SALT SALT.
Claim 2
Dependent Claim
131 words
A COMPOSITION OF MATTER PARTICULARLY ADAPTED FOR USE AS A VAPOR-PHASE CORROSION INHIBITOR COMPRISING ESTHROUGH A DIE TO FORM A SHAPED ARTICLE AN AQUEOUS PARSENTIALLY OF 8 TO 15 WEIGHT PERCENT OF DICYCLOHEXYLAMINE TICULATE DISPERSION OF FINELY-DIVIDED NATURAL POLYMER COMPRISING AT LEAST 60% OF CELLULOSE AND HAVING AN AVERAGE CAPRYLATE, 1 TO 2 WEIGHT PERCENT OF MORPHOLINE CAPRYLATE, AND THE REMAINDER BEING REFINED PARAFFIN OIL. PARTICULE SIZE OF LESS THAN 300 MICRONS IN DIAMETER, SAID DISPERSION CONTAINING A WATER-SOLUBLE, POLYMERIC FILMFORMING MATERIAL, COALESCING SAID CELLULOSE PARTICLES BY CONTACTING SAID SHAPED ARTICLE WITH A SOLVENT SALT SOLUTION CAPABLE OF DISSOLVING SAID NATURAL POLYMER, REMOVING SAID ARTICLE FROM SAID SALT SOLUTION AFTER THE CELLULOSE PARTICLES ARE SUBSTANTIALLY COALESCED AND BEFORE SAID ARTICLE LOSES ITS SHAPE, AND WASHING SAID ARTICLE FREE OF SALT SALT.
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) | 1961-04-07 | 1961-10-07 | 1962-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-07 | 1965-10-07 | 1966-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-07 | 1969-10-07 | 1970-04-08 | $7700.00 | Window Closed / Lapsed |