Patent US2856563A successfully refreshed from Google Patents.
US2856563A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Starting circuit for lamps
Assignee: Individual
•
Filing: 1953-04-16
•
Granted: 1958-10-14
•
Expires: 1973-04-16
Abstract
No abstract record available.
Inventors
- 👤 Rively Clair Michael
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:33
CPC Classifications
H; H05; H05B; H05B41/00; H05B41/02; H05B41/04; Y; Y10; Y10S; Y10S315/00; Y10S315/05
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1453030A
Cited
US2478901A
Cited
US2043484A
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US2142837A
Cited
US2495155A
Cited
US2509005A
Cited
US2723366A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-13 | 1962-04-14 | 1962-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-13 | 1966-04-14 | 1966-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-13 | 1970-04-14 | 1970-10-14 | $7700.00 | Window Closed / Lapsed |