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Patent US2619151A successfully refreshed from Google Patents.
US2619151A
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Method and apparatus for manufacturing fibrous mats
Assignee: Gustin Bacon Manufacturing Co
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Filing: 1951-02-12
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Granted: 1952-11-25
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Expires: 1971-02-12
Abstract
No abstract record available.
Inventors
- 👤 Hubert O Sheidley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:26
CPC Classifications
D; D04; D04H; D04H1/00; D04H1/70; D04H1/72
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US483590A
Cited
US2086592A
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US2217538A
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US2288095A
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US2363480A
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US2389024A
Cited
US2544019A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-25 | 1956-05-26 | 1956-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-25 | 1960-05-26 | 1960-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-25 | 1964-05-26 | 1964-11-25 | $7700.00 | Window Closed / Lapsed |