Patent US2476652A successfully refreshed from Google Patents.
US2476652A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic manifold pressure regulator
Assignee: Honeywell Inc
•
Filing: 1942-11-03
•
Granted: 1949-07-19
•
Expires: 1962-11-03
Abstract
No abstract record available.
Inventors
- 👤 John B Black
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:58
CPC Classifications
B; B64; B64D; B64D31/00; B64D31/02; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7748; Y10T137/7752
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1304808A
Cited
US2034263A
Cited
US2079958A
Cited
US2217364A
Cited
US2233319A
Cited
US2189475A
Cited
US2168958A
Cited
US2205354A
Cited
US2330650A
Cited
US2282529A
Cited
US2248780A
Cited
US2285344A
Cited
US2296213A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-18 | 1953-01-17 | 1953-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-18 | 1957-01-17 | 1957-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-18 | 1961-01-17 | 1961-07-19 | $7700.00 | Window Closed / Lapsed |