US3266915A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wax emulsion for use in precision casting
Assignee: Individual
•
Filing: 1962-12-11
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Granted: 1966-08-16
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Expires: 1982-12-11
Abstract
No abstract record available.
Inventors
- 👤 Faulkner Evan James
- 👤 Hocking Lothar Norman
- 👤 Aherne-Heron John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:23
CPC Classifications
B; B22; B22C; B22C7/00; B22C7/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
A MICROCRYSTALLINE WAX COMPOSITION CONSISTING ESSENTIALLY OF FROM 50-60% BASIS-MICRO-CRYSTALLINE WAX, 25-30% GUM DAMAR EMULSIFYING AGENT, 10-25% WATER. COMPOSITION FOR THE MANUFACTURE OF EXPENDABLE MODELS USED FOR INVESTMENT CASTING BY THE LOXT WAS PROCESS, COMPRISING MIXING 50-60% MICROCRYSTTALLINE WAX WITH 2530% GUM DAMAR AND 10-25% WATER AND AGITATING THE MONOGLYCERIDES OF OIL FATTY ACIDS. RESULTING MIXTURE AT A TEMPERATURE OF ABOUT 95*C.
Claim 2
Dependent Claim
62 words
A MICROCRYSTALLINE WAX COMPOSITION CONSISTING ESSENTIALLY OF FROM 50-60% BASIS-MICRO-CRYSTALLINE WAX, 25-30% GUM DAMAR EMULSIFYING AGENT, 10-25% WATER. COMPOSITION FOR THE MANUFACTURE OF EXPENDABLE MODELS USED FOR INVESTMENT CASTING BY THE LOXT WAS PROCESS, COMPRISING MIXING 50-60% MICROCRYSTTALLINE WAX WITH 2530% GUM DAMAR AND 10-25% WATER AND AGITATING THE MONOGLYCERIDES OF OIL FATTY ACIDS. RESULTING MIXTURE AT A TEMPERATURE OF ABOUT 95*C.
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) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |