US3343972A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ge-te-as glasses and method of preparation
Assignee: Texas Instruments Inc
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Filing: 1964-03-02
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Granted: 1967-09-26
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Expires: 1984-03-02
Abstract
No abstract record available.
Inventors
- 👤 Jr Albert Ray Hilton
- 👤 Jr Charlie Earl Jones
- 👤 Maurice J Brau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 03:18
CPC Classifications
C; C03; C03C; C03C3/00; C03C3/32; C03C3/321; Y; Y10; Y10S; Y10S501/00; Y10S501/90; Y10S501/904; Y10S65/00; Y10S65/15
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
58 words
GLASS COMPOSITIONS COMPRISING GERMANIUM, TELLURIUM AND ARSENIC, HAVING COMPOSITIONS WITHIN THE RANGE OF FROM GREATER THAN ZERO AND UP TO BUT NOT INCLUDING 20 ATOMIC PERCENT GERMANIUM, 25 TO 85 ATOMIC PERCENT TELLURIUM AND 5 TO 70 ATOMIC PERCENT ARSENIC AND LYING WITHIN THE REGIONS CIRCUMSCRIBED BY LINES A AND B IN THE TERNARY DIAGRAM OF FIGURE 1.
Claim 2
Dependent Claim
58 words
GLASS COMPOSITIONS COMPRISING GERMANIUM, TELLURIUM AND ARSENIC, HAVING COMPOSITIONS WITHIN THE RANGE OF FROM GREATER THAN ZERO AND UP TO BUT NOT INCLUDING 20 ATOMIC PERCENT GERMANIUM, 25 TO 85 ATOMIC PERCENT TELLURIUM AND 5 TO 70 ATOMIC PERCENT ARSENIC AND LYING WITHIN THE REGIONS CIRCUMSCRIBED BY LINES A AND B IN THE TERNARY DIAGRAM OF FIGURE 1.
Claim 3
Independent Claim
42 words
THE METHOD OF MAKING A GLASS COMPOSITION FOR TRANSMITTING THE 1 TO 25 MICRON LENGTH PORTION OF THE ELECTROMAGNETIC SPECTRUM COMPRISING THE STEPS OF PLACING GERMANIUM, TELLURIUM AND ARSENIC HAVING A COMPOSITION WITHIN THE BOUNDARIES CIRCUMSCRIBED BY LINES A AND B OF
Claim 4
Independent Claim
42 words
THE METHOD OF MAKING A GLASS COMPOSITION FOR TRANSMITTING THE 1 TO 25 MICRON LENGTH PORTION OF THE ELECTROMAGNETIC SPECTRUM COMPRISING THE STEPS OF PLACING GERMANIUM, TELLURIUM AND ARSENIC HAVING A COMPOSITION WITHIN THE BOUNDARIES CIRCUMSCRIBED BY LINES A AND B OF
References Cited (Backward Citations)
US3241009A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-25 | 1971-03-27 | 1971-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-25 | 1975-03-27 | 1975-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-25 | 1979-03-27 | 1979-09-26 | $7700.00 | Window Closed / Lapsed |