Patent US3012902A successfully refreshed from Google Patents.
US3012902A
Expired / Lapsed
US
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Process of reacting a vaporous metal with a glass surface
Assignee: OI Glass Inc
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Filing: 1959-12-08
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Granted: 1961-12-12
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Expires: 1979-12-08
Abstract
No abstract record available.
Inventors
- 👤 Bayer Gerhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:43
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/06; C03C17/09; C03C2217/00; C03C2217/20; C03C2217/25; C03C2217/263; C03C2218/00; C03C2218/10; C03C2218/15; Y; Y10; Y10S; Y10S148/00; Y10S148/052
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
IN A METHOD OF ALTERING THE LIGHT TRANSMISSION CHARACTERISTICS OF A GLASS, THE STEPS COMPRISING REACTING A GLASS SURFACE HEATED TO A TEMPERATURE FROM 500*-650*C. WITH A VAPOROUS METAL FROM A SOURCE OF METAL OF THE SAME TEMPERATURE AND NOT MORE THAN ONE INCH FROM SAID GLASS AND SELECTED FROM THE GROUP CONSISTING OF GROUP 2A METALS HAVING AN ATOMIC NUMBER FROM 4-56 INCLUSIVE, ALUMINUM, SELENIUM, TELLURIUM, LEAD, ANTIMONY, BISMUTH, LITHIUM, CESIUM, RUBIDIUM, AND URANIUM IN A GASEOUS ATOMSPHERE IN WHICH THE GAS IS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, ARGON, HELIUM, NEON, AND NITROGEN AND MIXTURES THEREOF FOR A PERIOD OF 1 TO 3 HOURS.
Claim 2
Dependent Claim
107 words
IN A METHOD OF ALTERING THE LIGHT TRANSMISSION CHARACTERISTICS OF A GLASS, THE STEPS COMPRISING REACTING A GLASS SURFACE HEATED TO A TEMPERATURE FROM 500*-650*C. WITH A VAPOROUS METAL FROM A SOURCE OF METAL OF THE SAME TEMPERATURE AND NOT MORE THAN ONE INCH FROM SAID GLASS AND SELECTED FROM THE GROUP CONSISTING OF GROUP 2A METALS HAVING AN ATOMIC NUMBER FROM 4-56 INCLUSIVE, ALUMINUM, SELENIUM, TELLURIUM, LEAD, ANTIMONY, BISMUTH, LITHIUM, CESIUM, RUBIDIUM, AND URANIUM IN A GASEOUS ATOMSPHERE IN WHICH THE GAS IS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, ARGON, HELIUM, NEON, AND NITROGEN AND MIXTURES THEREOF FOR A PERIOD OF 1 TO 3 HOURS.
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) | 1964-12-11 | 1965-06-12 | 1965-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-11 | 1969-06-12 | 1969-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-11 | 1973-06-12 | 1973-12-12 | $7700.00 | Window Closed / Lapsed |