Patent US6169943B1 successfully refreshed from Google Patents.
US3436201A
Expired / Lapsed
US
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Device for glass glazing electronic housing members
Assignee: NEC Corp
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Filing: 1967-01-12
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Granted: 1969-04-01
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Expires: 1987-01-12
Abstract
No abstract record available.
Inventors
- 👤 Shigeru Tsuji
- 👤 Kazutami Hayashi
- 👤 Kouichi Kadowaki
- 👤 Katsuo Sato
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:44
CPC Classifications
H; H10; H10P; H10P72/00; H10P72/04; H10P72/0441; B; B07; B07C; B07C5/00; B07C5/34; B07C5/344; C; C23; C23D; C23D5/00; H10W; H10W76/00; H10W76/10; H10W76/12; H10W76/161; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49121; Y10T29/53; Y10T29/5313; Y10T29/53191
Claims Analysis
Total Claims: 0
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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) | 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 |