US2847835A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tube and strainer assembly
Assignee: Goodman Co LP
•
Filing: 1953-12-02
•
Granted: 1958-08-19
•
Expires: 1973-12-02
Abstract
No abstract record available.
Inventors
- 👤 La Mar S Cooper
- 👤 Elmer J Dittrich
- 👤 William J Noe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:03
CPC Classifications
F; F24; F24F; F24F1/00; F24F1/02; F24F1/022; F24F1/027; F25; F25B; F25B41/00; F25B41/30; F25B41/37; F25B2400/00; F25B2400/05; F25B2400/052; F25B2400/054
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1961-08-18 | 1962-02-17 | 1962-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-18 | 1966-02-17 | 1966-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-18 | 1970-02-17 | 1970-08-19 | $7700.00 | Window Closed / Lapsed |