US3047860A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Two ply electromagnetic energy reflecting fabric
Assignee: Individual
•
Filing: 1957-11-27
•
Granted: 1962-07-31
•
Expires: 1977-11-27
Abstract
No abstract record available.
Inventors
- 👤 Austin B Swallow
- 👤 Jr Chandler E Swallow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:39
CPC Classifications
H; H01; H01Q; H01Q15/00; H01Q15/14; H01Q15/141; H01Q15/142; H01Q15/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2031720A
Cited
GB505877A
Cited
US2436578A
Cited
US2419549A
Cited
US2463517A
Cited
US2533439A
Cited
US2576255A
Cited
US2812570A
Cited
GB758090A
Cited
US2888675A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-30 | 1966-01-29 | 1966-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-30 | 1970-01-29 | 1970-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-30 | 1974-01-29 | 1974-07-31 | $7700.00 | Window Closed / Lapsed |