US3063198A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Articles bonded together by internally nucleated devitrified solder glasses and method of making the same
Assignee: OI Glass Inc
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Filing: 1959-10-13
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Granted: 1962-11-13
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Expires: 1979-10-13
Abstract
No abstract record available.
Inventors
- 👤 Clarence L Babcock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:45
CPC Classifications
C; C04; C04B; C04B37/00; C04B37/003; C04B37/005; C03; C03C; C03C10/00; C03C10/0054; C03C27/00; C03C29/00; C03C8/00; C03C8/24; C03C8/245; C04B37/02; C04B37/023; C04B37/025; C04B37/04; C04B37/045; C04B2237/00; C04B2237/02; C04B2237/10; C04B2237/30; C04B2237/32; C04B2237/40; C04B2237/403; C04B2237/405; C04B2237/406; C04B2237/408; Y; Y10; Y10T; Y10T428/00; Y10T428/249921
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
79 words
A METHOD OF JOINING PREFORMED BODIES HAVING THERMAL EXPANSION CHARACTERISTICS SUFFICIENTLY COMPARABLE TO PERMIT THEIR BEING FUSION SEALED WITH AN INTERMEDIATE SEALING GLASS BY FORMING A FUSED GLASS SEAL WITH A DEVITRIFIABLE SEALING GLASS CONTAINING AN INTERNAL NUCLEATING AGENT IN THE SEALING GLASS COMPOSITION, HEATING A SEALING AREA INCLUDING THE SEALING GLASS AND THEREBY INTERNALLY NUCLEATING THE SEALING GLASS, AND THEREAFTER HEATING THE SEALING AREA AT A HIGHER TEMPERATURE THAN SAID FIRST MENTIONED HEATING, THEREBY DEVITRIFYING THE SEALING GLASS.
Claim 2
Independent Claim
79 words
A METHOD OF JOINING PREFORMED BODIES HAVING THERMAL EXPANSION CHARACTERISTICS SUFFICIENTLY COMPARABLE TO PERMIT THEIR BEING FUSION SEALED WITH AN INTERMEDIATE SEALING GLASS BY FORMING A FUSED GLASS SEAL WITH A DEVITRIFIABLE SEALING GLASS CONTAINING AN INTERNAL NUCLEATING AGENT IN THE SEALING GLASS COMPOSITION, HEATING A SEALING AREA INCLUDING THE SEALING GLASS AND THEREBY INTERNALLY NUCLEATING THE SEALING GLASS, AND THEREAFTER HEATING THE SEALING AREA AT A HIGHER TEMPERATURE THAN SAID FIRST MENTIONED HEATING, THEREBY DEVITRIFYING THE SEALING GLASS.
Claim 3
Dependent Claim
77 words
A COMPOSITE ARTICLE COMPRISING PREFORMED COMPONENTS AND A LAYER OF SEALING MATERIAL BETWEEN SAID COMPONENTS AND INTEGRALLY BONDED THERETO, SAID SEALING MATERIAL CONSISTING ESSENTIALLY OF A DEVITRIFIED SOLDER GLASS HAVING A COMPOSITION OF 70-73% PBO; 15-29% B2O3; AND 0.1-10% TOTAL OF AT LEAST ONE INTERNAL NUCLEATING AGENT SELECTED FROM THE GROUP CONSISTING OF CR2O3 P2O5 AND V2O5, THE AMOUNT OF CR2O3 SELECTED NTO EXCEEDING 1%, AND HAVING THERMAL EXPANSION CHARACTERISTICS COMPARABLE WITH THOSE OF THE PREFORMED COMPONENTS.
Claim 4
Dependent Claim
77 words
A COMPOSITE ARTICLE COMPRISING PREFORMED COMPONENTS AND A LAYER OF SEALING MATERIAL BETWEEN SAID COMPONENTS AND INTEGRALLY BONDED THERETO, SAID SEALING MATERIAL CONSISTING ESSENTIALLY OF A DEVITRIFIED SOLDER GLASS HAVING A COMPOSITION OF 70-73% PBO; 15-29% B2O3; AND 0.1-10% TOTAL OF AT LEAST ONE INTERNAL NUCLEATING AGENT SELECTED FROM THE GROUP CONSISTING OF CR2O3 P2O5 AND V2O5, THE AMOUNT OF CR2O3 SELECTED NTO EXCEEDING 1%, AND HAVING THERMAL EXPANSION CHARACTERISTICS COMPARABLE WITH THOSE OF THE PREFORMED COMPONENTS.
Claim 5
Dependent Claim
41 words
A DEVITRIFIABLE GLASS COMPOSITION COMPRISING 7073% BY WEIGHT OF PBO, 15-29% BY WEIGHT OF B2O3, AND 0.3-10% BY WEIGHT OF A NUCLEATING AGENT SELECTED FROM THE GROUP CONSISTING OF P2O5, V2O5,AND CR2O3, THE AMOUNT OF CR2O3 SELECTED NOT EXCEEDING 1 PERCENT.
Claim 6
Dependent Claim
41 words
A DEVITRIFIABLE GLASS COMPOSITION COMPRISING 7073% BY WEIGHT OF PBO, 15-29% BY WEIGHT OF B2O3, AND 0.3-10% BY WEIGHT OF A NUCLEATING AGENT SELECTED FROM THE GROUP CONSISTING OF P2O5, V2O5,AND CR2O3, THE AMOUNT OF CR2O3 SELECTED NOT EXCEEDING 1 PERCENT.
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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) | 1965-11-12 | 1966-05-14 | 1966-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-12 | 1970-05-14 | 1970-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-12 | 1974-05-14 | 1974-11-13 | $7700.00 | Window Closed / Lapsed |