US2466963A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polysulfide polymer
Assignee: ATK Launch Systems LLC
•
Filing: 1945-06-16
•
Granted: 1949-04-12
•
Expires: 1965-06-16
Abstract
No abstract record available.
Inventors
- 👤 Joseph C Patrick
- 👤 Harry R Ferguson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:05
CPC Classifications
C; C08; C08G; C08G75/00; C08G75/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE228868C
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US2031529A
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GB453701A
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US2261094A
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GB458781A
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US2180262A
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US2278129A
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US2417118A
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US2405166A
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US2389755A
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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 |