Patent US3041676A successfully refreshed from Google Patents.
US3041676A
Expired / Lapsed
US
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Apparatus for producing a heterogeneous diffusion of fibers
Assignee: Individual
•
Filing: 1958-05-19
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Granted: 1962-07-03
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Expires: 1978-05-19
Abstract
No abstract record available.
Inventors
- 👤 Joshua H Goldman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:17
CPC Classifications
D; D04; D04H; D04H1/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1834309A
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US2044460A
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US2139859A
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US2064360A
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US2455412A
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US2589008A
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US2731679A
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US2788547A
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US2841204A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-02 | 1966-01-01 | 1966-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-02 | 1970-01-01 | 1970-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-02 | 1974-01-01 | 1974-07-03 | $7700.00 | Window Closed / Lapsed |