Patent JPS5333592A successfully refreshed from Google Patents.
US2801693A
Expired / Lapsed
US
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Apparatus for making an endless belt
Assignee: United States Steel Corp
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Filing: 1955-05-09
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Granted: 1957-08-06
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Expires: 1975-05-09
Abstract
No abstract record available.
Inventors
- 👤 Edwin T Lorig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 04:42
CPC Classifications
B; B29; B29D; B29D29/00; B29C; B29C43/00; B29C43/22; Y; Y10; Y10S; Y10S83/00; Y10S83/929; Y10S83/935; Y10T; Y10T409/00; Y10T409/30; Y10T409/304424; Y10T409/309576; Y10T83/00; Y10T83/02; Y10T83/0304; Y10T83/0311; Y10T83/0319
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US207626A
Cited
US1233647A
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US1648938A
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US2352675A
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US2429119A
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US2600273A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-05 | 1961-02-04 | 1961-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-05 | 1965-02-04 | 1965-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-05 | 1969-02-04 | 1969-08-06 | $7700.00 | Window Closed / Lapsed |