US3192497A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass to metal seal
Assignee: General Mills Inc
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Filing: 1963-06-28
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Granted: 1965-06-29
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Expires: 1983-06-28
Abstract
No abstract record available.
Inventors
- 👤 Bender Harry
- 👤 Harry D Bajars
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:42
CPC Classifications
H; H01; H01C; H01C7/00; H01C7/22; C; C03; C03C; C03C27/00; C03C27/04; C03C27/042; H01C1/00; H01C1/02; H01C1/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
AN ARTICLE COMPRISING A LENGTH OF GLASS TUBING HAVING AN ADHERENT METAL FILM OVER A LENGTH OF ITS INSIDE SURFACE ADJACENT BOTH ENDS THEREOF, METAL MEMBERF OF CYLINDRICAL CROSS-SECTION CLOSING SAID ENDS OF SAID TUBING AND ELECTRICALLY ENGAGING INDIVIDUAL ONES OF SAID METAL FILMS AND HERMETICALLY SEALED TO SAID TUBING BY CONCENTRIC GLASS TO METAL SEALS, AN ELONGATED ELECTRICALLY-RESISTIVE FILM ADHERENT TO THE INNER WALL OF SAID TUBING AND ELECTRICALLY BONDED AT ITS ENDS TO SAID METAL FILMS TO PROVIDE A RESISTIVE ELECTRICAL PATH THEREBETWEEN, AND A LAYER OF SOLIDIFIED SOLDER GLASS EXTENDING OVER THE JUNCTURE OF EACH OF SAID MEMBERS AND THE ADJACENT END OF SAID TUBING AND HERMETICALLY SEALED TO EACH THEREOF OVER REGIONS LYING ON EACH SIDE OF EACH SAID JUNCTURE.
Claim 2
Dependent Claim
124 words
AN ARTICLE COMPRISING A LENGTH OF GLASS TUBING HAVING AN ADHERENT METAL FILM OVER A LENGTH OF ITS INSIDE SURFACE ADJACENT BOTH ENDS THEREOF, METAL MEMBERF OF CYLINDRICAL CROSS-SECTION CLOSING SAID ENDS OF SAID TUBING AND ELECTRICALLY ENGAGING INDIVIDUAL ONES OF SAID METAL FILMS AND HERMETICALLY SEALED TO SAID TUBING BY CONCENTRIC GLASS TO METAL SEALS, AN ELONGATED ELECTRICALLY-RESISTIVE FILM ADHERENT TO THE INNER WALL OF SAID TUBING AND ELECTRICALLY BONDED AT ITS ENDS TO SAID METAL FILMS TO PROVIDE A RESISTIVE ELECTRICAL PATH THEREBETWEEN, AND A LAYER OF SOLIDIFIED SOLDER GLASS EXTENDING OVER THE JUNCTURE OF EACH OF SAID MEMBERS AND THE ADJACENT END OF SAID TUBING AND HERMETICALLY SEALED TO EACH THEREOF OVER REGIONS LYING ON EACH SIDE OF EACH SAID JUNCTURE.
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) | 1968-06-28 | 1968-12-28 | 1969-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-28 | 1972-12-28 | 1973-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-28 | 1976-12-28 | 1977-06-29 | $7700.00 | Window Closed / Lapsed |