US2690702A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined testing device and machine tool
Assignee: Motch and Merryweather Machinery Co
•
Filing: 1951-02-05
•
Granted: 1954-10-05
•
Expires: 1971-02-05
Abstract
No abstract record available.
Inventors
- 👤 John F Romans
- 👤 Anton E Pirman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:41
CPC Classifications
B; B23; B23Q; B23Q16/00; B23Q16/001; Y; Y10; Y10S; Y10S29/00; Y10S29/901; Y10T; Y10T408/00; Y10T408/05; Y10T408/16; Y10T408/17; Y10T408/173; Y10T408/55; Y10T408/564; Y10T408/5647; Y10T409/00; Y10T409/30; Y10T409/303864; Y10T409/308624
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE591557C
Cited
US2300354A
Cited
US2242379A
Cited
US2282052A
Cited
US2359470A
Cited
US2368061A
Cited
US2559839A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-04 | 1958-04-05 | 1958-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-04 | 1962-04-05 | 1962-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-04 | 1966-04-05 | 1966-10-05 | $7700.00 | Window Closed / Lapsed |