US2994915A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for spinning fibers of glass or the like
Assignee: Philip Carey Manufacturing Co
•
Filing: 1958-05-05
•
Granted: 1961-08-08
•
Expires: 1978-05-05
Abstract
No abstract record available.
Inventors
- 👤 James K Duncan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:33
CPC Classifications
C; C03; C03B; C03B37/00; C03B37/01; C03B37/04; C03B37/05
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US65339A
Cited
US687524A
Cited
US2243122A
Cited
US2294588A
Cited
US2707847A
Cited
US2839782A
Cited
US2880456A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-07 | 1965-02-06 | 1965-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-07 | 1969-02-06 | 1969-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-07 | 1973-02-06 | 1973-08-08 | $7700.00 | Window Closed / Lapsed |