Patent US1407216A successfully refreshed from Google Patents.
US1407216A
Expired / Lapsed
US
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Radiator protector and air-control device
Assignee: Individual
•
Filing: 1920-06-17
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Granted: 1922-02-21
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Expires: 1940-06-17
Abstract
No abstract record available.
Inventors
- 👤 Potter Laureus Day
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:05
CPC Classifications
F; F01; F01P; F01P7/00; F01P7/02; F01P7/10; B; B60; B60K; B60K11/00; B60K11/08; B60K11/085; Y; Y02; Y02T; Y02T10/00; Y02T10/80; Y02T10/88; Y10; Y10S; Y10S165/00; Y10S165/092; Y10S165/093; Y10S165/096
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) | 1925-02-20 | 1925-08-22 | 1926-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-02-20 | 1929-08-22 | 1930-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-02-20 | 1933-08-22 | 1934-02-21 | $7700.00 | Window Closed / Lapsed |