US2985976A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wind rotated attention arresting signal
Assignee: Individual
•
Filing: 1959-11-25
•
Granted: 1961-05-30
•
Expires: 1979-11-25
Abstract
No abstract record available.
Inventors
- 👤 Wayne L Parker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:10
CPC Classifications
G; G08; G08B; G08B5/00; G08B5/006; F; F03; F03D; F03D3/00; F03D3/06; F03D3/062; G09; G09F; G09F7/00; G09F7/18; G09F7/22; Y; Y02; Y02E; Y02E10/00; Y02E10/70; Y02E10/74; Y10; Y10S; Y10S116/00; Y10S116/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-29 | 1964-11-28 | 1965-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-29 | 1968-11-28 | 1969-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-29 | 1972-11-28 | 1973-05-30 | $7700.00 | Window Closed / Lapsed |