US3106857A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machining and tracing apparatus
Assignee: Lockheed Martin Corp
•
Filing: 1960-05-27
•
Granted: 1963-10-15
•
Expires: 1980-05-27
Abstract
No abstract record available.
Inventors
- 👤 Walter P Langenberg
- 👤 Siebert Ralph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:33
CPC Classifications
B; B23; B23Q; B23Q35/00; B23Q35/04; B23Q35/08; B23Q35/10; B23Q35/101; B23Q35/102; B23B; B23B5/00; B23B5/36; B23B5/40; Y; Y10; Y10T; Y10T82/00; Y10T82/14; Y10T82/141
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1966-10-14 | 1967-04-15 | 1967-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-14 | 1971-04-15 | 1971-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-14 | 1975-04-15 | 1975-10-15 | $7700.00 | Window Closed / Lapsed |