US2747335A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass fiber drawing mechanism
Assignee: International Motors LLC
•
Filing: 1951-04-18
•
Granted: 1956-05-29
•
Expires: 1971-04-18
Abstract
No abstract record available.
Inventors
- 👤 Joseph F Courtney
- 👤 Adelbert C Radtke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:29
CPC Classifications
D; D02; D02J; D02J1/00; D02J1/22; D02J1/225; C; C03; C03B; C03B37/00; C03B37/01; C03B37/02; C03B37/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2418873A
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US2526775A
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US2411660A
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US2448499A
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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) | 1959-05-29 | 1959-11-28 | 1960-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-29 | 1963-11-28 | 1964-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-29 | 1967-11-28 | 1968-05-29 | $7700.00 | Window Closed / Lapsed |