US2873195A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rust inhibiting composition
Assignee: Chesebrough Ponds Inc
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Filing: 1955-11-17
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Granted: 1959-02-10
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Expires: 1975-11-17
Abstract
No abstract record available.
Inventors
- 👤 Ganzler Martin
- 👤 Township Edison
- 👤 Wachtel Gerard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:01
CPC Classifications
C; C23; C23F; C23F11/00; C23F11/08; C23F11/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A SEMI-SOLID RUST INHIBITING COMPOSITION CONSISTING ESSENTIALLY OF AT LEAST 90 PERCENT BY WEIGHT OF A PETROLATUM HAVING A MELTING POINT IN THE RANGE OF 100 TO 140 DEGREES F., ABOUT 0.1 TO 1 PERCENT OF AN ALKYL PHENOXY TETRAETHOXYETHANOL IN WHICH THE ALKYL GROUP CONTAINS FROM 5 TO 10 CARBON ATOMS, AND OVER 4 PERCENT OF OIL-SOLUBLE PETROLEUM SULFONATES SELECTED FROM THE GROUP CONSISTING OF ALKALI AND EARTH SULFONATES AND HAVING AN AVERAGE MOLECULAR WEIGHT ABOVE 400 COMPUTED AS SODIUM SULFONATE AND CHARACTERIZED BY THE ESSENTIAL ABSENCE OF WATER SOLUBLE SULFONATE, SAID COMPOSITION CONTAINING LESS THAN 0.5 PERCENT WATER.
Claim 2
Dependent Claim
100 words
A SEMI-SOLID RUST INHIBITING COMPOSITION CONSISTING ESSENTIALLY OF AT LEAST 90 PERCENT BY WEIGHT OF A PETROLATUM HAVING A MELTING POINT IN THE RANGE OF 100 TO 140 DEGREES F., ABOUT 0.1 TO 1 PERCENT OF AN ALKYL PHENOXY TETRAETHOXYETHANOL IN WHICH THE ALKYL GROUP CONTAINS FROM 5 TO 10 CARBON ATOMS, AND OVER 4 PERCENT OF OIL-SOLUBLE PETROLEUM SULFONATES SELECTED FROM THE GROUP CONSISTING OF ALKALI AND EARTH SULFONATES AND HAVING AN AVERAGE MOLECULAR WEIGHT ABOVE 400 COMPUTED AS SODIUM SULFONATE AND CHARACTERIZED BY THE ESSENTIAL ABSENCE OF WATER SOLUBLE SULFONATE, SAID COMPOSITION CONTAINING LESS THAN 0.5 PERCENT WATER.
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) | 1962-02-09 | 1962-08-11 | 1963-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-09 | 1966-08-11 | 1967-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-09 | 1970-08-11 | 1971-02-10 | $7700.00 | Window Closed / Lapsed |