US2838928A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Center of gravity responsive apparatus
Assignee: Honeywell Inc
•
Filing: 1955-04-01
•
Granted: 1958-06-17
•
Expires: 1975-04-01
Abstract
No abstract record available.
Inventors
- 👤 Raymond L Bergeson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:39
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/48; G06G7/70; B; B64; B64C; B64C17/00; B64C17/10; B64D; B64D37/00; B64D37/02; B64D37/14; B64D37/20; G01; G01M; G01M1/00; G01M1/12; G01M1/122; G01M1/125; G01M1/127; Y; Y02; Y02T; Y02T50/00; Y02T50/40; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2514
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) | 1961-06-16 | 1961-12-16 | 1962-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-16 | 1965-12-16 | 1966-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-16 | 1969-12-16 | 1970-06-17 | $7700.00 | Window Closed / Lapsed |