Patent US1344351A successfully refreshed from Google Patents.
US1344351A
Expired / Lapsed
US
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Cooling-radiator
Assignee: Holt Manufacturing Co
•
Filing: 1916-12-13
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Granted: 1920-06-22
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Expires: 1936-12-13
Abstract
No abstract record available.
Inventors
- 👤 Emil F Norelius
- 👤 Turnbull William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:28
CPC Classifications
F; F28; F28D; F28D1/00; F28D1/02; F28D1/04; F28D1/053; F28D1/05316; F28D1/05333; Y; Y10; Y10S; Y10S165/00; Y10S165/454; Y10S165/456; Y10S165/457
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) | 1923-06-22 | 1923-12-22 | 1924-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-06-22 | 1927-12-22 | 1928-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-06-22 | 1931-12-22 | 1932-06-22 | $7700.00 | Window Closed / Lapsed |