US1278243A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiator or cooler.
Assignee: PRESSED METAL RADIATOR Co
•
Filing: 1916-06-22
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Granted: 1918-09-10
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Expires: 1936-06-22
Abstract
No abstract record available.
Inventors
- 👤 Charles Sonneborn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:16
CPC Classifications
F; F28; F28F; F28F9/00; F28F9/02; F28F9/0219; F28F9/0224; Y; Y10; Y10S; Y10S165/00; Y10S165/454; Y10S165/471; Y10S165/476; Y10T; Y10T29/00; Y10T29/49; Y10T29/4935; Y10T29/49373
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) | 1921-09-09 | 1922-03-11 | 1922-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-09-09 | 1926-03-11 | 1926-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-09-09 | 1930-03-11 | 1930-09-10 | $7700.00 | Window Closed / Lapsed |