US3494024A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mass production of semiconductor devices
Assignee: Telefunken Electronic GmbH
•
Filing: 1966-10-17
•
Granted: 1970-02-10
•
Expires: 1986-10-17
Abstract
No abstract record available.
Inventors
- 👤 Norbert Bock
- 👤 Walter Klossika
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:51
CPC Classifications
H; H10; H10W; H10W76/00; H10W76/10; H10W76/12; H10W76/13; H10W76/132; H10W40/00; H10W40/70; H10W72/00; H10W72/20; H10W72/01; H10W72/0198; H10W74/00; H10W90/00; H10W90/701; H10W90/751; H10W90/754; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49124; Y10T29/4913; Y10T29/49139
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2804581A
Cited
US3021461A
Cited
US3159775A
Cited
US3030562A
Cited
US3264712A
Cited
US3255511A
Cited
US3360852A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-09 | 1973-08-11 | 1974-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-09 | 1977-08-11 | 1978-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-09 | 1981-08-11 | 1982-02-10 | $7700.00 | Window Closed / Lapsed |