US2860075A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a heater for vacuum deposition
Assignee: Continental Can Co Inc
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Filing: 1955-10-28
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Granted: 1958-11-11
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Expires: 1975-10-28
Abstract
No abstract record available.
Inventors
- 👤 Alexander Paul
- 👤 Baxter Alexander Samuel
- 👤 Boston Malcolm Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:56
CPC Classifications
D; D21; D21H; D21H19/00; D21H19/02; D21H19/08; B; B32; B32B; B32B15/00; B32B15/04; B32B15/08; C; C23; C23C; C23C14/00; C23C14/22; C23C14/24; C23C14/246; C23C14/26; D06; D06Q; D06Q1/00; D06Q1/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
METHOD OF MAKING A HEATER ADAPTED FOR USE IN APPARATUS FOR EVAPORATING METAL ONTO A SURFACE BY THERMAL EVAPORATION IN A VACUUM, COMPRING COATING A CARBON SUPPORT WITH A FINELY DIVIDED SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF TITANIUM HYDRIDE AND VANADIUM HYDRIDE HEATING SAID SUPPORT IN A VACUUM SO AS TO DECOMPOSE SAID HYDRIDE INTO METAL AND HYDROGEN GAS, AND REPEATING SAID COATING AND HEATING STEPS AT LEAST ONCE.
Claim 2
Dependent Claim
70 words
METHOD OF MAKING A HEATER ADAPTED FOR USE IN APPARATUS FOR EVAPORATING METAL ONTO A SURFACE BY THERMAL EVAPORATION IN A VACUUM, COMPRING COATING A CARBON SUPPORT WITH A FINELY DIVIDED SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF TITANIUM HYDRIDE AND VANADIUM HYDRIDE HEATING SAID SUPPORT IN A VACUUM SO AS TO DECOMPOSE SAID HYDRIDE INTO METAL AND HYDROGEN GAS, AND REPEATING SAID COATING AND HEATING STEPS AT LEAST ONCE.
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) | 1961-11-10 | 1962-05-12 | 1962-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-10 | 1966-05-12 | 1966-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-10 | 1970-05-12 | 1970-11-11 | $7700.00 | Window Closed / Lapsed |