US3061552A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Non-discoloring nonionic surface active compositions
Assignee: GAF Chemicals Corp
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Filing: 1960-03-31
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Granted: 1962-10-30
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Expires: 1980-03-31
Abstract
No abstract record available.
Inventors
- 👤 Leslie M Schenck
- 👤 Jr Leslie G Nunn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:04
CPC Classifications
C; C07; C07C; C07C43/00; C07C43/02; C07C43/03; C07C43/14; C07C43/17; C07C43/174; C07C43/1745; C07C43/04; C07C43/12; C07C43/126; C11; C11D; C11D1/00; C11D1/66; C11D1/72; C11D1/721; C11D3/00; C11D3/02; C11D3/04; C11D3/08; C11D7/00; C11D7/02; C11D7/04; C11D7/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
A NON-DISCOLORING SURFACE ACTIVE COMPOSITION COMPRISING FROM 2 TO 20% BY WEIGHT OF THE CHLORIDE DERIVATIVE OF A NONIONIC SURFACE ACTIVE AGENT SELECTED FROM THE CLASS CONSISTING OF POLYETHOXYLATED PHENOLS AND POLYETHOXYLATED ALIPHATIC ALCOHOLS, AND FROM 80 TO 98% BY WEIGHT OF AT LEAST ONE ALKALINE MATERIAL SELECTED FROM THE CLASS CONSISTING OF ALKALI METAL HYDROXIDES AND SODIUM AND POTASSIUM SILICATES.
Claim 2
Dependent Claim
61 words
A NON-DISCOLORING SURFACE ACTIVE COMPOSITION COMPRISING FROM 2 TO 20% BY WEIGHT OF THE CHLORIDE DERIVATIVE OF A NONIONIC SURFACE ACTIVE AGENT SELECTED FROM THE CLASS CONSISTING OF POLYETHOXYLATED PHENOLS AND POLYETHOXYLATED ALIPHATIC ALCOHOLS, AND FROM 80 TO 98% BY WEIGHT OF AT LEAST ONE ALKALINE MATERIAL SELECTED FROM THE CLASS CONSISTING OF ALKALI METAL HYDROXIDES AND SODIUM AND POTASSIUM SILICATES.
References Cited (Backward Citations)
US2249111A
Cited
US2213477A
Cited
US2209911A
Cited
US2212536A
Cited
US2934568A
Cited
US2596092A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-29 | 1966-04-30 | 1966-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-29 | 1970-04-30 | 1970-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-29 | 1974-04-30 | 1974-10-30 | $7700.00 | Window Closed / Lapsed |