US3536656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light-weight flexible insulating material
Assignee: Aerojet Rocketdyne Holdings Inc
•
Filing: 1966-02-21
•
Granted: 1970-10-27
•
Expires: 1986-02-21
Abstract
No abstract record available.
Inventors
- 👤 John G Sommer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:38
CPC Classifications
C; C08; C08L; C08L63/00; C09; C09D; C09D163/00; Y; Y10; Y10S; Y10S264/00; Y10S264/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2806509A
Cited
US3006936A
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US2978340A
Cited
US3030215A
Cited
US2944821A
Cited
GB931000A
Cited
US3203849A
Cited
GB984486A
Cited
US3230184A
Cited
US3210233A
Cited
US3316139A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-26 | 1974-04-27 | 1974-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-26 | 1978-04-27 | 1978-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-26 | 1982-04-27 | 1982-10-27 | $7700.00 | Window Closed / Lapsed |