Patent US3798779A successfully refreshed from Google Patents.
Patent US3010782A successfully refreshed from Google Patents.
US3010782A
Expired / Lapsed
US
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Corrosion inhibiting method and composition
Assignee: General Mills Inc
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Filing: 1960-01-18
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Granted: 1961-11-28
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Expires: 1980-01-18
Abstract
No abstract record available.
Inventors
- 👤 Kirtland E Mccaleb
- 👤 Donald L Andersen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:05
CPC Classifications
C; C23; C23F; C23F11/00; C23F11/08; C23F11/10; C23F11/14; C23F11/141
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
35 words
THE POLYMERIC FAT ACID DIAMINES HAVING THE FORMULA R(CH2NHCH2CH2CH2NH2)N IN WHICH R IS THE HYDROCARBON RADICAL OF THE POLYMERIC FAT ACIDS R(COOH)N OBTAINED BY POLYMERIZATION OF AN UNSATURATED HIGHER FATTY ACID, AND N IS 2-3.
Claim 2
Dependent Claim
35 words
THE POLYMERIC FAT ACID DIAMINES HAVING THE FORMULA R(CH2NHCH2CH2CH2NH2)N IN WHICH R IS THE HYDROCARBON RADICAL OF THE POLYMERIC FAT ACIDS R(COOH)N OBTAINED BY POLYMERIZATION OF AN UNSATURATED HIGHER FATTY ACID, AND N IS 2-3.
Claim 3
Independent Claim
41 words
THE METHOD OF PREVENTING THE CORROSION OF METALLIC SURFACES IN CONTACT WITH AQUEOUS MEDIA WHICH COMPRISES INTRODUCING INTO THE AQUEOUS MEDIA A COMPOUND SELECTED FROM THE GROUP CONSISTING OF POLYMERIC FAT ACID DIAMINES AND THE SALTS OF POLYMERIC FAT ACID DIAMINES.
Claim 4
Independent Claim
41 words
THE METHOD OF PREVENTING THE CORROSION OF METALLIC SURFACES IN CONTACT WITH AQUEOUS MEDIA WHICH COMPRISES INTRODUCING INTO THE AQUEOUS MEDIA A COMPOUND SELECTED FROM THE GROUP CONSISTING OF POLYMERIC FAT ACID DIAMINES AND THE SALTS OF POLYMERIC FAT ACID DIAMINES.
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) | 1964-11-27 | 1965-05-29 | 1965-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-27 | 1969-05-29 | 1969-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-27 | 1973-05-29 | 1973-11-28 | $7700.00 | Window Closed / Lapsed |