Patent US3507724A successfully refreshed from Google Patents.
US3507724A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of fabricating laminate-like structures
Assignee: TDK Micronas GmbH
•
Filing: 1967-09-22
•
Granted: 1970-04-21
•
Expires: 1987-09-22
Abstract
No abstract record available.
Inventors
- 👤 John J Affel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:09
CPC Classifications
G; G06; G06M; G06M1/00; G06M1/28; G06M1/34; G06M1/343; G06C; G06C15/00; G06M1/22; G06M1/24; G06M1/241
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1973-04-20 | 1973-10-20 | 1974-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-20 | 1977-10-20 | 1978-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-20 | 1981-10-20 | 1982-04-21 | $7700.00 | Window Closed / Lapsed |