US2627993A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Goodman Co LP
•
Filing: 1950-04-29
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Granted: 1953-02-10
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Expires: 1970-04-29
Abstract
No abstract record available.
Inventors
- 👤 Oliver B Hafner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:53
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/06; F25D23/069
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1116184A
Cited
US1120283A
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US1523136A
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US1644472A
Cited
US1692865A
Cited
US1979514A
Cited
US2221024A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-02-10 | 1956-08-11 | 1957-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-10 | 1960-08-11 | 1961-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-10 | 1964-08-11 | 1965-02-10 | $7700.00 | Window Closed / Lapsed |