Patent US2849962A successfully refreshed from Google Patents.
US2849962A
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Assignee: United Shoe Machinery Corp
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Filing: 1957-08-28
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Granted: 1958-09-02
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Expires: 1977-08-28
Abstract
No abstract record available.
Inventors
- 👤 Musser C Walton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:55
CPC Classifications
F; F04; F04B; F04B43/00; F04B43/12; F04B43/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US763525A
Cited
GB180550A
Cited
US1983033A
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US2276355A
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US2246488A
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US2380283A
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GB562409A
Cited
US2451603A
Cited
US2460617A
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US2519642A
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US2536005A
Cited
GB623527A
Cited
GB671094A
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GB692928A
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GB744413A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-01 | 1962-03-03 | 1962-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-01 | 1966-03-03 | 1966-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-01 | 1970-03-03 | 1970-09-02 | $7700.00 | Window Closed / Lapsed |