US2996351A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for preventing corrosion of metals
Assignee: Wacker Chemie AG
•
Filing: 1957-06-26
•
Granted: 1961-08-15
•
Expires: 1977-06-26
Abstract
No abstract record available.
Inventors
- 👤 Stobe Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:23
CPC Classifications
C; C23; C23F; C23F15/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
33 words
METHOD OF PREVENTING CORROSION OF A METAL BY CORROSIVE-ACTING VAPOR GIVEN OFF BY A LIQUID CHLORINATED HYDROCARBON, WHICH COMPRISES COVERING SAID METAL WITH A PROTECTIVE FILM BY SPRAYING SAID METAL WITH SAID LIQUID
Claim 2
Dependent Claim
33 words
METHOD OF PREVENTING CORROSION OF A METAL BY CORROSIVE-ACTING VAPOR GIVEN OFF BY A LIQUID CHLORINATED HYDROCARBON, WHICH COMPRISES COVERING SAID METAL WITH A PROTECTIVE FILM BY SPRAYING SAID METAL WITH SAID LIQUID
References Cited (Backward Citations)
USRE19374E
Cited
US1215140A
Cited
US1832697A
Cited
US2347669A
Cited
US2589733A
Cited
US2447746A
Cited
US2491732A
Cited
US2550997A
Cited
US2653882A
Cited
US2748036A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-14 | 1965-02-13 | 1965-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-14 | 1969-02-13 | 1969-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-14 | 1973-02-13 | 1973-08-15 | $7700.00 | Window Closed / Lapsed |