US2755204A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for coating metal with furfural resin
Assignee: Sunoco Inc
•
Filing: 1952-12-08
•
Granted: 1956-07-17
•
Expires: 1972-12-08
Abstract
No abstract record available.
Inventors
- 👤 Philip L Carter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:53
CPC Classifications
B; B05; B05D; B05D7/00; B05D7/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
THE PROCESS WHICH COMPRISES: CONTACTING METAL WITH A COATING AGENT COMPRISING LIQUID FURFURAL, SOLID FURFURAL RESIN, AND A MINOR AMOUNT OF A DESICCANT OTHER THAN A STRONGLY ACIDIC OR STRONGLY BASIC DESICCANT, AT A TEMPERATURE OF AT LEAST 100* C., THEREBY TO FORM A HARD, ADHERENT COATING CONSISTING ESSENTIALLY OF FURFURAL RESIN ON SAID METAL, AND CONTACTING IN A PROCESS OTHER THAN ONE INVOLVING THE USE OF FURFURAL, THE COATED METAL EQUIPMENT WITH LIQUID MATERIAL THAT ORDINARILY EFFECTS CORROSION OF UNPROTECTED SURFACES OF THE METAL EQUIPMENT.
Claim 2
Dependent Claim
86 words
THE PROCESS WHICH COMPRISES: CONTACTING METAL WITH A COATING AGENT COMPRISING LIQUID FURFURAL, SOLID FURFURAL RESIN, AND A MINOR AMOUNT OF A DESICCANT OTHER THAN A STRONGLY ACIDIC OR STRONGLY BASIC DESICCANT, AT A TEMPERATURE OF AT LEAST 100* C., THEREBY TO FORM A HARD, ADHERENT COATING CONSISTING ESSENTIALLY OF FURFURAL RESIN ON SAID METAL, AND CONTACTING IN A PROCESS OTHER THAN ONE INVOLVING THE USE OF FURFURAL, THE COATED METAL EQUIPMENT WITH LIQUID MATERIAL THAT ORDINARILY EFFECTS CORROSION OF UNPROTECTED SURFACES OF THE METAL EQUIPMENT.
References Cited (Backward Citations)
US2366049A
Cited
US1665234A
Cited
US1896158A
Cited
US2059441A
Cited
US2174887A
Cited
US2350609A
Cited
US2499275A
Cited
US2571994A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-17 | 1960-01-16 | 1960-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-17 | 1964-01-16 | 1964-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-17 | 1968-01-16 | 1968-07-17 | $7700.00 | Window Closed / Lapsed |