Patent US2794237A successfully refreshed from Google Patents.
US2794237A
Expired / Lapsed
US
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Method of producing fiber glass mats
Assignee: Fiber Glass Industries Inc
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Filing: 1954-01-29
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Granted: 1957-06-04
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Expires: 1974-01-29
Abstract
No abstract record available.
Inventors
- 👤 Ara T Dildilian
- 👤 Kenneth M Wood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:21
CPC Classifications
D; D04; D04H; D04H1/00; D04H1/70; D04H1/72; Y; Y10; Y10T; Y10T442/00; Y10T442/60; Y10T442/659; Y10T442/66; Y10T442/662
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2158533A
Cited
US2339431A
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US2477555A
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US2528091A
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US2584702A
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US2639759A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-06-03 | 1960-12-03 | 1961-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-03 | 1964-12-03 | 1965-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-03 | 1968-12-03 | 1969-06-04 | $7700.00 | Window Closed / Lapsed |