US2487702A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor drive for papermaking machines
Assignee: Beloit Iron Works Inc
•
Filing: 1946-03-02
•
Granted: 1949-11-08
•
Expires: 1966-03-02
Abstract
No abstract record available.
Inventors
- 👤 John E Goodwille
- 👤 Edward D Beachler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:26
CPC Classifications
D; D21; D21F; D21F7/00; D21F7/02; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023; Y10T74/19074; Y10T74/19079; Y10T74/19088; Y10T74/19102; Y10T74/19219; Y10T74/19284
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1319008A
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US1625225A
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US1910606A
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US1846894A
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US1862354A
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DE594086C
Cited
US2120714A
Cited
US2202766A
Cited
US2252762A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-11-07 | 1953-05-09 | 1953-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-11-07 | 1957-05-09 | 1957-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-11-07 | 1961-05-09 | 1961-11-08 | $7700.00 | Window Closed / Lapsed |