US2525279A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aluminum paste pigment
Assignee: Metals Disintegrating Co Inc
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Filing: 1946-09-27
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Granted: 1950-10-10
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Expires: 1966-09-27
Abstract
No abstract record available.
Inventors
- 👤 Everett R Allen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:31
CPC Classifications
C; C09; C09D; C09D17/00; C09D17/004; C09D17/006
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
AN ALUMINUM PASTE PIGMENT HAVING IMPROVED RESISTANCE TO DETERIORATE OF LEAFING POWER AND COMPRISING ALUMINUM FLAKES, A LIQUID HYDROCARBON PHASE AND A LEAFING AGENT AND CONTAINING AT LEAST ABOUT 0.2 TO ABOUT 5 PER CENT, OF THE WEIGHT OF SAID METAL FALKES, OF AN ALIPHATIC ALCOHOL REPRESENTED BY THE FORMULA CNH2N+1-OH WHERE N IS NOT LESS THAN 12 NOR GREATER THAN 20, SAID LIQUID HYDROCARBON PHASE BEING A SOLVENT FOR SAID ALCOHOL.
Claim 2
Dependent Claim
72 words
AN ALUMINUM PASTE PIGMENT HAVING IMPROVED RESISTANCE TO DETERIORATE OF LEAFING POWER AND COMPRISING ALUMINUM FLAKES, A LIQUID HYDROCARBON PHASE AND A LEAFING AGENT AND CONTAINING AT LEAST ABOUT 0.2 TO ABOUT 5 PER CENT, OF THE WEIGHT OF SAID METAL FALKES, OF AN ALIPHATIC ALCOHOL REPRESENTED BY THE FORMULA CNH2N+1-OH WHERE N IS NOT LESS THAN 12 NOR GREATER THAN 20, SAID LIQUID HYDROCARBON PHASE BEING A SOLVENT FOR SAID ALCOHOL.
References Cited (Backward Citations)
US2250956A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-09 | 1954-04-10 | 1954-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-09 | 1958-04-10 | 1958-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-09 | 1962-04-10 | 1962-10-10 | $7700.00 | Window Closed / Lapsed |