US2467291A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for forming felted fibrous insulating material
Assignee: Gustin Bacon Manufacturing Co
•
Filing: 1944-10-09
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Granted: 1949-04-12
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Expires: 1964-10-09
Abstract
No abstract record available.
Inventors
- 👤 Jay O Breisford
- 👤 Hubert O Sheidley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:26
CPC Classifications
D; D04; D04H; D04H1/00; D04H1/40; D04H1/58; D04H1/64; C; C04; C04B; C04B14/00; C04B14/38; C04B14/42; C04B14/46; D01; D01G; D01G15/00; D01G15/02; D01G15/12; D01G15/40; D01G15/44; D04H1/70; D04H1/74; Y; Y10; Y10S; Y10S428/00; Y10S428/90; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1015
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1952-04-11 | 1952-10-11 | 1953-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-11 | 1956-10-11 | 1957-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-11 | 1960-10-11 | 1961-04-12 | $7700.00 | Window Closed / Lapsed |