Patent US1624742A successfully refreshed from Google Patents.
US1624742A
Expired / Lapsed
US
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Split-ring draft gear
Assignee: Symington Co
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Filing: 1924-03-28
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Granted: 1927-04-12
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Expires: 1944-03-28
Abstract
No abstract record available.
Inventors
- 👤 Byers W Kadel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:49
CPC Classifications
B; B61; B61G; B61G9/00; B61G9/04; B61G9/10
Claims Analysis
Total Claims: 0
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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) | 1930-04-11 | 1930-10-11 | 1931-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-04-11 | 1934-10-11 | 1935-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-04-11 | 1938-10-11 | 1939-04-12 | $7700.00 | Window Closed / Lapsed |