US2184095A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heating and air conditioning apparatus
Assignee: American Radiator and Standard Sanitary Corp
•
Filing: 1937-11-10
•
Granted: 1939-12-19
•
Expires: 1957-11-10
Abstract
No abstract record available.
Inventors
- 👤 Robert E Daly
- 👤 Goerg Bernard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:12
CPC Classifications
F; F24; F24F; F24F6/00; F24F6/12
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) | 1942-12-18 | 1943-06-19 | 1943-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-12-18 | 1947-06-19 | 1947-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-12-18 | 1951-06-19 | 1951-12-19 | $7700.00 | Window Closed / Lapsed |