US3355291A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Application of glass to semiconductor devices
Assignee: Texas Instruments Inc
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Filing: 1963-10-08
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Granted: 1967-11-28
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Expires: 1983-10-08
Abstract
No abstract record available.
Inventors
- 👤 Stephen S Baird
- 👤 James A Cunningham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:04
CPC Classifications
H; H10; H10P; H10P14/00; H10P14/60; H10P14/63; H10P14/6326; H10P14/6342; C; C03; C03C; C03C14/00; C03C14/006; C03C4/00; C03C4/02; C25; C25D; C25D5/00; C25D5/04; C25D5/06; H10P14/65; H10P14/6516; H10P14/6518; H10P14/6519; H10P14/69; H10P14/692; H10P14/6921; H10P14/6922; H10P14/6923; H10P14/6928; H10P76/00; H10P76/40; H10W; H10W74/00; H10W74/10; H10W74/131
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
THE METHOD OF SELECTIVELY APPLYING A LAYER OF GLASS TO A SEMICONDUCTOR DEVICECOMPRISING THE STEPS OF: APPLYING A SLURRY OF GLASS IN A PHOTORESIST POLYMER TO THE SURFACE OF A SEMICONDUCTOR DEVICE, EXPOSING THESURFACE OF THE DEVICE THROUGH A MASK TO A LIGHT SOURCE, DEVELOPING THE PHOTORESIST POLYMER TO FORM THE CONFIGURATION LEFT BY THE MASK, HEATING THE DEVICE IN AN OVEN CONTAINING AN OXYGEN ATMOSPHERE TO A TEMPERATURE SUFFICIENTLY HIGH TO MELT THE GLASS DEPOSITED THEREON AND TO BURN AWAY THE POLYMER REMAINING ON THE DEVICE.
Claim 2
Independent Claim
87 words
THE METHOD OF SELECTIVELY APPLYING A LAYER OF GLASS TO A SEMICONDUCTOR DEVICECOMPRISING THE STEPS OF: APPLYING A SLURRY OF GLASS IN A PHOTORESIST POLYMER TO THE SURFACE OF A SEMICONDUCTOR DEVICE, EXPOSING THESURFACE OF THE DEVICE THROUGH A MASK TO A LIGHT SOURCE, DEVELOPING THE PHOTORESIST POLYMER TO FORM THE CONFIGURATION LEFT BY THE MASK, HEATING THE DEVICE IN AN OVEN CONTAINING AN OXYGEN ATMOSPHERE TO A TEMPERATURE SUFFICIENTLY HIGH TO MELT THE GLASS DEPOSITED THEREON AND TO BURN AWAY THE POLYMER REMAINING ON THE DEVICE.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-27 | 1971-05-29 | 1971-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-27 | 1975-05-29 | 1975-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-27 | 1979-05-29 | 1979-11-28 | $7700.00 | Window Closed / Lapsed |