US2166826A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chip controller and breaker
Assignee: Carboloy Co Inc
•
Filing: 1936-12-10
•
Granted: 1939-07-18
•
Expires: 1956-12-10
Abstract
No abstract record available.
Inventors
- 👤 Noble N Shepherd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:30
CPC Classifications
B; B23; B23B; B23B27/00; B23B27/14; B23B27/16; B23B27/1625; B23B27/1629; B23B27/1655; Y; Y10; Y10T; Y10T407/00; Y10T407/11; Y10T407/116; Y10T407/22; Y10T407/2222; Y10T407/2238; Y10T407/224
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) | 1942-07-17 | 1943-01-16 | 1943-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-07-17 | 1947-01-16 | 1947-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-07-17 | 1951-01-16 | 1951-07-18 | $7700.00 | Window Closed / Lapsed |