US2676932A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flame-spraying compositions comprising polyethylene and a fluxing agent
Assignee: Commonwealth Engineering Company of Ohio
•
Filing: 1951-03-28
•
Granted: 1954-04-27
•
Expires: 1971-03-28
Abstract
No abstract record available.
Inventors
- 👤 George L Deniston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:54
CPC Classifications
B; B05; B05D; B05D1/00; B05D1/02; B05D1/08; B05D1/10; C; C09; C09D; C09D123/00; C09D123/02; C09D123/04; C09D123/06; B05D2320/00; B05D2320/10; B05D2401/00; B05D2401/30; B05D2401/32; B05D2507/00; B05D2507/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A PARTICULATE COMPOSITION FOR APPLICATION TO A BASE BY FLAME SPRAYING AND CONSISITNG ESSENTIALLY OF A PRE-FUSED INTIMATE MIXTURE OF A POLYETHYLENE HAVING A MOLECULAR WEIGHT OF AT LEAST 6000 AND, AS A FLUXING AID FOR THE POLYETHYLENE, DIETHYLENE GLYCOL STEARATE HAVING A SOFTENING POINT BETWEEN ABOUT 55* C. AND 59* C., A SPECIFIC GRAVITY OF ABOUT 0.96, AN ACID VALUE BETWEEN ABOUT 95 AND 105, AND A SAPONIFICATION POINT BETWEEN ABOUT 170 AND 180, SAID POLYETHYLENE AND DIETHYLENE GLYCOL STEARATE BEING PRESENT IN THE PROPORTIONS OF ABOUT 100 PARTS OF THE POLYETHYLENE TO 15 PARTS OF THE STEARATE, AND THE PARTICLES OF THE COMPOSITION HAVING A SIZE BETWEEN 40 AND 100 MESH.
Claim 2
Dependent Claim
113 words
A PARTICULATE COMPOSITION FOR APPLICATION TO A BASE BY FLAME SPRAYING AND CONSISITNG ESSENTIALLY OF A PRE-FUSED INTIMATE MIXTURE OF A POLYETHYLENE HAVING A MOLECULAR WEIGHT OF AT LEAST 6000 AND, AS A FLUXING AID FOR THE POLYETHYLENE, DIETHYLENE GLYCOL STEARATE HAVING A SOFTENING POINT BETWEEN ABOUT 55* C. AND 59* C., A SPECIFIC GRAVITY OF ABOUT 0.96, AN ACID VALUE BETWEEN ABOUT 95 AND 105, AND A SAPONIFICATION POINT BETWEEN ABOUT 170 AND 180, SAID POLYETHYLENE AND DIETHYLENE GLYCOL STEARATE BEING PRESENT IN THE PROPORTIONS OF ABOUT 100 PARTS OF THE POLYETHYLENE TO 15 PARTS OF THE STEARATE, AND THE PARTICLES OF THE COMPOSITION HAVING A SIZE BETWEEN 40 AND 100 MESH.
References Cited (Backward Citations)
US2347464A
Cited
US2410225A
Cited
US2448799A
Cited
US2525691A
Cited
US2504400A
Cited
US2499486A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-26 | 1957-10-26 | 1958-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-26 | 1961-10-26 | 1962-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-26 | 1965-10-26 | 1966-04-27 | $7700.00 | Window Closed / Lapsed |