Patent US1436005A successfully refreshed from Google Patents.
Patent US877520A successfully refreshed from Google Patents.
US877520A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid-cooling apparatus.
Assignee: de la VERGNE MACHINE Co
•
Filing: 1905-11-18
•
Granted: 1908-01-28
•
Expires: 1925-11-18
Abstract
No abstract record available.
Inventors
- 👤 Paul Schmaltz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:14
CPC Classifications
F; F28; F28C; F28C1/00; F28C1/14; Y; Y02; Y02B; Y02B30/00; Y02B30/70; Y10; Y10S; Y10S261/00; Y10S261/43
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1911-01-27 | 1911-07-29 | 1912-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1915-01-27 | 1915-07-29 | 1916-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1919-01-27 | 1919-07-29 | 1920-01-28 | $7700.00 | Window Closed / Lapsed |