US3545110A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Illuminated panel and method of making the same
Assignee: Automatic Sprinkler Corp
•
Filing: 1968-01-02
•
Granted: 1970-12-08
•
Expires: 1988-01-02
Abstract
No abstract record available.
Inventors
- 👤 Richard W Coolbaugh
- 👤 Floyd W Engels
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:56
CPC Classifications
H; H05; H05B; H05B33/00; H05B33/02; H05B33/04; B; B60; B60Q; B60Q3/00; B60Q3/10; B60Q3/14; H01; H01H; H01H9/00; H01H9/18; H01H2009/186
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2787652A
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US2791050A
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US3056897A
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US3096458A
Cited
US3133221A
Cited
US3109959A
Cited
US3252035A
Cited
US3284941A
Cited
US3441813A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-07 | 1974-06-08 | 1974-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-07 | 1978-06-08 | 1978-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-07 | 1982-06-08 | 1982-12-08 | $7700.00 | Window Closed / Lapsed |