US3014496A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air conditioning apparatus for the induction type
Assignee: Individual
•
Filing: 1958-07-01
•
Granted: 1961-12-26
•
Expires: 1978-07-01
Abstract
No abstract record available.
Inventors
- 👤 Chieregatti Luigi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:35
CPC Classifications
F; F24; F24F; F24F1/00; F24F1/01; F24F11/00; F24F11/70; F24F11/72; F24F11/74; F24F13/00; F24F13/08; F24F13/10; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87265; Y10T137/8741; Y10T137/87442; Y10T137/8745
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CH61255A
Cited
FR489244A
Cited
US1543637A
Cited
US2284413A
Cited
US2414751A
Cited
US2724320A
Cited
US2759490A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-25 | 1965-06-26 | 1965-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-25 | 1969-06-26 | 1969-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-25 | 1973-06-26 | 1973-12-26 | $7700.00 | Window Closed / Lapsed |