US2606007A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat exchanger
Assignee: Modine Manufacturing Co
•
Filing: 1947-10-16
•
Granted: 1952-08-05
•
Expires: 1967-10-16
Abstract
No abstract record available.
Inventors
- 👤 Clyde S Simpelaar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:56
CPC Classifications
F; F28; F28D; F28D9/00; F28D9/0062; F28F; F28F3/00; F28F3/02; F28F3/025; F28F3/027; Y; Y10; Y10S; Y10S165/00; Y10S165/355; Y10S165/356; Y10S165/387; Y10S165/391
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1638107A
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US1688147A
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US1770936A
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US1679517A
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US1680673A
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US1775103A
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US1820925A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-05 | 1956-02-04 | 1956-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-05 | 1960-02-04 | 1960-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-05 | 1964-02-04 | 1964-08-05 | $7700.00 | Window Closed / Lapsed |