US2356195A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light control means
Assignee: JAMES R BALSLEY Inc
•
Filing: 1941-05-23
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Granted: 1944-08-22
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Expires: 1961-05-23
Abstract
No abstract record available.
Inventors
- 👤 James R Balsley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:34
CPC Classifications
H; H05; H05B; H05B41/00; H05B41/14; H05B41/36; H05B41/38; H05B41/39
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) | 1947-08-22 | 1948-02-21 | 1948-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-08-22 | 1952-02-21 | 1952-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-08-22 | 1956-02-21 | 1956-08-22 | $7700.00 | Window Closed / Lapsed |