US2087589A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Housing for circuit breakers
Assignee: BONNELL ELECTRIC Manufacturing CO Inc
•
Filing: 1935-10-21
•
Granted: 1937-07-20
•
Expires: 1955-10-21
Abstract
No abstract record available.
Inventors
- 👤 William A Bonnell
- 👤 Richard J Schnepf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:31
CPC Classifications
H; H02; H02B; H02B1/00; H02B1/26; H02B1/28; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20207; Y10T74/20238; Y10T74/2025
Claims Analysis
Total Claims: 0
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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) | 1940-07-19 | 1941-01-18 | 1941-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-07-19 | 1945-01-18 | 1945-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-07-19 | 1949-01-18 | 1949-07-20 | $7700.00 | Window Closed / Lapsed |