US2518740A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for drying and curing felts
Assignee: Orr Felt and Blanket Co
•
Filing: 1947-02-03
•
Granted: 1950-08-15
•
Expires: 1967-02-03
Abstract
No abstract record available.
Inventors
- 👤 Charles B Albright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:27
CPC Classifications
D; D21; D21F; D21F1/00; D21F1/32; D21F5/00; D21F5/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US920351A
Cited
US1552099A
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US1601332A
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US2065636A
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GB393417A
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GB383447A
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US2119261A
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US2252181A
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US2194713A
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US2301249A
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US2324519A
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US2325204A
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US2416027A
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US2436028A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-08-14 | 1954-02-13 | 1954-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-08-14 | 1958-02-13 | 1958-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-08-14 | 1962-02-13 | 1962-08-15 | $7700.00 | Window Closed / Lapsed |