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US2497716A
Expired / Lapsed
US
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Loop pile carpet fabric
Assignee: Individual
•
Filing: 1949-09-08
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Granted: 1950-02-14
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Expires: 1969-09-08
Abstract
No abstract record available.
Inventors
- 👤 Elsie C Bloch
- 👤 Bloch Godfrey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:41
CPC Classifications
D; D03; D03D; D03D27/00; D03D27/02; D03D27/06; Y; Y10; Y10T; Y10T428/00; Y10T428/23907; Y10T428/23957; Y10T428/23986
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB370260A
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US1261536A
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GB266131A
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US1888944A
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US2212744A
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US2238098A
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US2318499A
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US2355789A
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US2371038A
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US2388140A
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US2437378A
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US2430425A
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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) | 1953-02-13 | 1953-08-15 | 1954-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-13 | 1957-08-15 | 1958-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-13 | 1961-08-15 | 1962-02-14 | $7700.00 | Window Closed / Lapsed |