US3436109A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stressed hermetic seal and method of making said seal
Assignee: Corning Glass Works
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Filing: 1965-12-15
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Granted: 1969-04-01
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Expires: 1985-12-15
Abstract
No abstract record available.
Inventors
- 👤 Guenter H Loose
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:10
CPC Classifications
C; C03; C03C; C03C10/00; C03C10/0054; C03C27/00; C03C27/04; C03C27/042; C03C27/044; C04; C04B; C04B37/00; C04B37/02; C04B37/023; C04B37/025; H; H01; H01J; H01J5/00; H01J5/32; H01J5/34; H01J9/00; H01J9/24; H01J9/32; C04B2235/00; C04B2235/60; C04B2235/604; C04B2237/00; C04B2237/02; C04B2237/10; C04B2237/30; C04B2237/32; C04B2237/34; C04B2237/341; C04B2237/343; C04B2237/40; C04B2237/405; C04B2237/50; C04B2237/62; C04B2237/64; C04B2237/70; C04B2237/704; C04B2237/706; C04B2237/708; C04B2237/74; C04B2237/76; C04B2237/765; C04B2237/78; C04B2237/84; C04B2237/88; Y; Y10; Y10T; Y10T403/00; Y10T403/21; Y10T403/213; Y10T428/00; Y10T428/24; Y10T428/24273
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2803926A
Cited
US3006984A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-31 | 1972-09-30 | 1973-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-31 | 1976-09-30 | 1977-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-31 | 1980-09-30 | 1981-04-01 | $7700.00 | Window Closed / Lapsed |