US2856218A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Range pole joint
Assignee: Eugene Dietzgen Co
•
Filing: 1954-05-17
•
Granted: 1958-10-14
•
Expires: 1974-05-17
Abstract
No abstract record available.
Inventors
- 👤 Dolph E Helsel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:28
CPC Classifications
G; G01; G01C; G01C15/00; G01C15/02; G01C15/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US406681A
Cited
US846503A
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US1020018A
Cited
US1558268A
Cited
US1609772A
Cited
US1705542A
Cited
GB564528A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-13 | 1962-04-14 | 1962-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-13 | 1966-04-14 | 1966-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-13 | 1970-04-14 | 1970-10-14 | $7700.00 | Window Closed / Lapsed |