US2914389A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for growing quartz
Assignee: Clevite Corp
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Filing: 1955-05-27
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Granted: 1959-11-24
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Expires: 1975-05-27
Abstract
No abstract record available.
Inventors
- 👤 Wilfred H Charbonnet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:59
CPC Classifications
C; C01; C01B; C01B33/00; C01B33/113; C01B33/12; Y; Y10; Y10S; Y10S117/00; Y10S117/901; Y10S117/902; Y10T; Y10T117/00; Y10T117/10; Y10T117/1024; Y10T117/1096
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
A METHOD OF GROWING QUARTZ Y-BAR SEED BODIES COMPRISING: DIVIDING A QUARTZ Y-BAR SLAB INTO AT LEAST TWO SEED BODIES EACH HAVING AT LEAST TWO PAIRS OF OPPOSED PARALLEL MAJOR LONGITUDINAL SURFACES; DISPOSING SAID SEED BODIES IN END-TO-END RELATION WITH THEIR Y-AXES COLLINEARLY DISPOSED AND ADJACENT ENDS IN CLOSE PROXIMITY; ALIGNING THE ATOMIC PLANES OF SID SEED BODIES BY ALIGNMENT OF SAID MAJOR LONGITUDINAL SURFACES IN COMMON PLANES; AND SUBJECTING SAID SEED BODIES, SO DISPOSED AND ALIGNED, TO CONDITIONS CONDUCIVE TO CRYSTAL GROWTH.
Claim 2
Independent Claim
83 words
A METHOD OF GROWING QUARTZ Y-BAR SEED BODIES COMPRISING: DIVIDING A QUARTZ Y-BAR SLAB INTO AT LEAST TWO SEED BODIES EACH HAVING AT LEAST TWO PAIRS OF OPPOSED PARALLEL MAJOR LONGITUDINAL SURFACES; DISPOSING SAID SEED BODIES IN END-TO-END RELATION WITH THEIR Y-AXES COLLINEARLY DISPOSED AND ADJACENT ENDS IN CLOSE PROXIMITY; ALIGNING THE ATOMIC PLANES OF SID SEED BODIES BY ALIGNMENT OF SAID MAJOR LONGITUDINAL SURFACES IN COMMON PLANES; AND SUBJECTING SAID SEED BODIES, SO DISPOSED AND ALIGNED, TO CONDITIONS CONDUCIVE TO CRYSTAL GROWTH.
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) | 1962-11-23 | 1963-05-25 | 1963-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-23 | 1967-05-25 | 1967-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-23 | 1971-05-25 | 1971-11-24 | $7700.00 | Window Closed / Lapsed |