US2988965A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spindle construction and dual transmission therefor
Assignee: Kearney and Trecker Corp
•
Filing: 1958-02-24
•
Granted: 1961-06-20
•
Expires: 1978-02-24
Abstract
No abstract record available.
Inventors
- 👤 Joseph B Armitage
- 👤 Theodore A Wetzel
- 👤 Gerhard G Baumbach
- 👤 Zankl Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:12
CPC Classifications
B; B23; B23Q; B23Q11/00; B23Q11/08; B23Q11/0883; B23C; B23C1/00; B23C1/06; B23Q5/00; B23Q5/02; B23Q5/04; B23Q5/10; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/309184; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19051; Y10T74/1906
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
BE522980A
Cited
US1773427A
Cited
US2352469A
Cited
US2484885A
Cited
US2432383A
Cited
US2597161A
Cited
US2629293A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-19 | 1964-12-19 | 1965-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-19 | 1968-12-19 | 1969-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-19 | 1972-12-19 | 1973-06-20 | $7700.00 | Window Closed / Lapsed |