US3450681A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Curable acrylate interpolymers containing alkoxyethyl or alkylthioethyl acrylates
Assignee: ATK Launch Systems LLC
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Filing: 1967-05-22
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Granted: 1969-06-17
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Expires: 1987-05-22
Abstract
No abstract record available.
Inventors
- 👤 Riad H Gobran
- 👤 Philip Bernstein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:36
CPC Classifications
C; C08; C08F; C08F28/00; C08F220/00; C08F220/02; C08F220/10; C08F220/12; C08F220/16; C08F220/18; C08F220/1804
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3017396A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-16 | 1972-12-16 | 1973-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-16 | 1976-12-16 | 1977-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-16 | 1980-12-16 | 1981-06-17 | $7700.00 | Window Closed / Lapsed |