Patent US2986287A successfully refreshed from Google Patents.
US2986287A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Housed draft gear
Assignee: Symington Wayne Corp
•
Filing: 1959-07-20
•
Granted: 1961-05-30
•
Expires: 1979-07-20
Abstract
No abstract record available.
Inventors
- 👤 Clarence I Lusink
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 01:50
CPC Classifications
B; B61; B61G; B61G9/00; B61G9/04; B61G9/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1440320A
Cited
US1575709A
Cited
US1884516A
Cited
US2023000A
Cited
US2053940A
Cited
US2768755A
Cited
US2649973A
Cited
US2906415A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-29 | 1964-11-28 | 1965-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-29 | 1968-11-28 | 1969-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-29 | 1972-11-28 | 1973-05-30 | $7700.00 | Window Closed / Lapsed |