Patent US3466974A successfully refreshed from Google Patents.
US3466974A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pantographic milling machine
Assignee: DEREK M STUART
•
Filing: 1966-11-14
•
Granted: 1969-09-16
•
Expires: 1986-11-14
Abstract
No abstract record available.
Inventors
- 👤 Whitfield M P Stuart
- 👤 Derek M Stuart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:49
CPC Classifications
B; B23; B23Q; B23Q35/00; B23Q35/04; B23Q35/08; B23Q35/20; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30084; Y10T409/301176; Y10T409/301232; Y10T409/3014
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US135998A
Cited
US1039406A
Cited
CH105299A
Cited
US2656604A
Cited
US2812694A
Cited
US3068576A
Cited
US2793569A
Cited
US2870687A
Cited
US2958131A
Cited
US3211061A
Cited
US3299779A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-15 | 1973-03-17 | 1973-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-15 | 1977-03-17 | 1977-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-15 | 1981-03-17 | 1981-09-16 | $7700.00 | Window Closed / Lapsed |