Patent US2617002A successfully refreshed from Google Patents.
Patent US1586745A successfully refreshed from Google Patents.
US1586745A
Expired / Lapsed
US
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Cooling apparatus
Assignee: Safety Car Heating and Lighting Co
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Filing: 1923-03-07
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Granted: 1926-06-01
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Expires: 1943-03-07
Abstract
No abstract record available.
Inventors
- 👤 George E Hulse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:20
CPC Classifications
B; B67; B67D; B67D1/00; B67D1/08; B67D1/0872; B67D1/0003; B67D1/0009; B67D1/0857; B67D1/0858; B67D1/0861; F; F25; F25D; F25D31/00; F25D31/002
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) | 1929-05-31 | 1929-11-30 | 1930-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-05-31 | 1933-11-30 | 1934-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-05-31 | 1937-11-30 | 1938-06-01 | $7700.00 | Window Closed / Lapsed |