US2866724A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coated evaporating elements and method of utilizing same
Assignee: Continental Can Co Inc
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Filing: 1954-03-15
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Granted: 1958-12-30
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Expires: 1974-03-15
Abstract
No abstract record available.
Inventors
- 👤 Alexander Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:14
CPC Classifications
H; H05; H05B; H05B3/00; H05B3/10; H05B3/12; H05B3/14; H05B3/148; C; C04; C04B; C04B35/00; C04B35/515; C04B35/52; C04B35/58; C04B35/58085; C04B35/58092; C04B35/622; C04B35/64; C04B35/65; C04B41/00; C04B41/009; C04B41/45; C04B41/50; C04B41/5053; C04B41/5057; C04B41/5061; C04B41/5062; C04B41/5071; C04B41/80; C04B41/81; C04B41/85; C04B41/87; C23; C23C; C23C14/00; C23C14/22; C23C14/24; C23C14/26; H01; H01B; H01B1/00; H01B1/20; H01B1/24; H01J; H01J37/00; H01J37/32; H01J37/34; C04B2235/00; C04B2235/02; C04B2235/30; C04B2235/32; C04B2235/3231; C04B2235/3251; C04B2235/3256; C04B2235/3258; C04B2235/34; C04B2235/3418; C04B2235/40; C04B2235/401; C04B2235/402; C04B2235/404; C04B2235/42; C04B2235/428; C04B2235/65; C04B2235/652
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
50 words
THE METHOD FOR PREPARING AN EVAPORATING ELEMENT COMPRISING THE APPLICATION OF A MIXTURE OF PARTICLES OF SILICON AND PARTICLES OF A METAL SELECTED FROM THE GROUP CONSISTING OF TUNGSTEN, MOLYBDENUM, TANTALUM, AND NIOBIUM TO THE SURFACE OF A CARBON BASE, AND THE SUBSEQUENT FUSION OF SAID MIXTURE IN A VACUUM.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-29 | 1962-06-30 | 1962-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-29 | 1966-06-30 | 1966-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-29 | 1970-06-30 | 1970-12-30 | $7700.00 | Window Closed / Lapsed |