US2534686A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web position controlling device for web material treating machines
Assignee: Allis Chalmers Corp
•
Filing: 1947-12-02
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Granted: 1950-12-19
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Expires: 1967-12-02
Abstract
No abstract record available.
Inventors
- 👤 Orville L Strauss
- 👤 Clarence J Wegner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:25
CPC Classifications
D; D05; D05B; D05B25/00; D05B33/00; D05B33/02; D05D; D05D2207/00; D05D2207/05; D05D2207/06; D05D2305/00; D05D2305/02; D05D2305/04; D05D2305/08; D05D2305/12; D05D2305/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US855881A
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US1135416A
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US1857735A
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US1858034A
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US1860392A
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US1896375A
Cited
US2297858A
Cited
US2308985A
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US2423187A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-18 | 1954-06-19 | 1954-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-18 | 1958-06-19 | 1958-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-18 | 1962-06-19 | 1962-12-19 | $7700.00 | Window Closed / Lapsed |