Patent US1616028A successfully refreshed from Google Patents.
US1616028A
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Assignee: ELECTRIC PRODUCTION APPLIANCE
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Filing: 1921-08-22
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Granted: 1927-02-01
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Expires: 1941-08-22
Abstract
No abstract record available.
Inventors
- 👤 Peter A Cooney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:17
CPC Classifications
G; G07; G07C; G07C3/00; G07C3/02; G07C3/04; G07C3/045
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) | 1930-01-31 | 1930-08-02 | 1931-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-01-31 | 1934-08-02 | 1935-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-01-31 | 1938-08-02 | 1939-02-01 | $7700.00 | Window Closed / Lapsed |