US2558773A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for controlling the thickness of a coating on a traveling web
Assignee: Xerox Corp
•
Filing: 1948-03-06
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Granted: 1951-07-03
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Expires: 1968-03-06
Abstract
No abstract record available.
Inventors
- 👤 Lorne B Mulloy
- 👤 Robert H Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:21
CPC Classifications
D; D21; D21H; D21H25/00; D21H25/08; D21H25/12; B; B05; B05C; B05C11/00; B05C11/02; B05C11/023; B05C11/025; B05C3/00; B05C3/18; D21H5/00; D21H5/0005; D21H5/006; D21H5/0062; D21H5/0067
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US124569A
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US144673A
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US684282A
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US704434A
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US707289A
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US1580829A
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US1957942A
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US1860957A
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US2255410A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-02 | 1955-01-01 | 1955-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-02 | 1959-01-01 | 1959-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-02 | 1963-01-01 | 1963-07-03 | $7700.00 | Window Closed / Lapsed |