US2821602A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Trigger means
Assignee: W L MAXSON CORP
•
Filing: 1955-03-23
•
Granted: 1958-01-28
•
Expires: 1975-03-23
Abstract
No abstract record available.
Inventors
- 👤 John F Hordechuck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:25
CPC Classifications
G; G05; G05G; G05G17/00; B; B60; B60K; B60K23/00; F; F16; F16B; F16B1/00; G05G5/00; G05G5/06; B60K2700/00; B60K2700/02; G05G2700/00; G05G2700/04; G05G2700/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1439707A
Cited
US1511369A
Cited
US1974257A
Cited
AT142505B
Cited
US2127319A
Cited
US2683201A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-01-27 | 1961-07-29 | 1962-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-27 | 1965-07-29 | 1966-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-27 | 1969-07-29 | 1970-01-28 | $7700.00 | Window Closed / Lapsed |