US2610032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air conditioning
Assignee: Servel Inc
•
Filing: 1949-02-11
•
Granted: 1952-09-09
•
Expires: 1969-02-11
Abstract
No abstract record available.
Inventors
- 👤 Harry C Shagaloff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:18
CPC Classifications
F; F24; F24F; F24F3/00; F24F3/12; F24F3/14; F24F3/153; F24F5/00; F25; F25B; F25B15/00; F25B15/02; F25B15/06; F25B29/00; F25B29/006; Y; Y02; Y02A; Y02A30/00; Y02A30/27; Y02B; Y02B30/00; Y02B30/62
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-09 | 1956-03-10 | 1956-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-09 | 1960-03-10 | 1960-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-09 | 1964-03-10 | 1964-09-09 | $7700.00 | Window Closed / Lapsed |