US3102099A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacturing monocrystalline bodies
Assignee: US Philips Corp
•
Filing: 1958-06-04
•
Granted: 1963-08-27
•
Expires: 1978-06-04
Abstract
No abstract record available.
Inventors
- 👤 Stuijts Andreas Leopoldus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:47
CPC Classifications
C; C30; C30B; C30B29/00; C30B29/10; C30B29/16; C30B29/22; C04; C04B; C04B35/00; C04B35/01; C04B35/26; C04B35/2608; C04B35/2633; C04B35/46; C04B35/48; C04B35/50; C04B35/51; C30B15/00; C30B9/00; C30B9/04; C30B9/08; C30B9/12; H; H01; H01F; H01F1/00; H01F1/01; H01F1/03; H01F1/0302; H01F1/0311; H01F1/0313; H01F1/0315
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
A METHOD OF MAKIJG A SINGLE CRYSTAL FROM A HOMOGENEOUS MELT COMPRISING THE STEPS, DIRECTING A NARROW FLOW OF A COOL GAS AT A PORTION OF THE SURFACE OF A HOMOGENEOUS MELT OF A FERROMAGNETIC OXIDIC COMPOUND FROM WHICH A SINGLE CRYSTAL IS TO BE FORMED AND A FLUX WHILE SLOWLY COOLING THE MELT TO LOWER THE TEMPERATURE OF SAID SURFACE PORTION SLIGHTLY BELOW THAT OF THE REMAINDER OF THE SURFACE OF THE MELT AND THEREBY FORM A CRYSTAL SOLEY IN AND FROM THE MELT, AND REMOVING THE THUS-FORMED CRYSTAL FROM THE MELT.
Claim 2
Independent Claim
93 words
A METHOD OF MAKIJG A SINGLE CRYSTAL FROM A HOMOGENEOUS MELT COMPRISING THE STEPS, DIRECTING A NARROW FLOW OF A COOL GAS AT A PORTION OF THE SURFACE OF A HOMOGENEOUS MELT OF A FERROMAGNETIC OXIDIC COMPOUND FROM WHICH A SINGLE CRYSTAL IS TO BE FORMED AND A FLUX WHILE SLOWLY COOLING THE MELT TO LOWER THE TEMPERATURE OF SAID SURFACE PORTION SLIGHTLY BELOW THAT OF THE REMAINDER OF THE SURFACE OF THE MELT AND THEREBY FORM A CRYSTAL SOLEY IN AND FROM THE MELT, AND REMOVING THE THUS-FORMED CRYSTAL FROM THE MELT.
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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) | 1966-08-26 | 1967-02-25 | 1967-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-26 | 1971-02-25 | 1971-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-26 | 1975-02-25 | 1975-08-27 | $7700.00 | Window Closed / Lapsed |