Patent US1927002A successfully refreshed from Google Patents.
US1927002A
Expired / Lapsed
US
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Radiator
Assignee: Crane Co
•
Filing: 1930-10-29
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Granted: 1933-09-12
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Expires: 1950-10-29
Abstract
No abstract record available.
Inventors
- 👤 Charles A Olson
- 👤 John P Magos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:49
CPC Classifications
F; F28; F28D; F28D1/00; F28D1/02; F28D1/0246; F28D21/00; F28D2021/0019; F28D2021/0035
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) | 1936-09-11 | 1937-03-13 | 1937-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-09-11 | 1941-03-13 | 1941-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-09-11 | 1945-03-13 | 1945-09-12 | $7700.00 | Window Closed / Lapsed |