US3552835A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Retaining strip and channel for stretched reflector
Assignee: BAC AND BRITISH AEROSPACE
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Filing: 1969-02-18
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Granted: 1971-01-05
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Expires: 1989-02-18
Abstract
Abstract MIRRORS HAVING REFLECTING SURFACES OF METALLISED FLEXIBLE PLASTIC FILM ARE DISCLOSED, IN WHICH THE FILM IS SECURED TO A RIGID BACKING MEMBER BY HAVING ITS PERIPHERAL PORTION TRAPPED IN A CHANNEL EXTENDING AROUND THE BACKING MEMBER BY MEANS OF A DEFORMABLE STRIP OF RESILIENT MATERIAL WHICH IS FORCED INTO THE CHANNEL AND HELD THERE UNDER COMPRESSION.
Inventors
- 👤 George Y Benzies
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:02
CPC Classifications
A; A45; A45D; A45D42/00; B; B29; B29C; B29C63/00; B29C63/02; B29C65/00; B29C65/56; B29C65/565; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/50; B29C66/51; B29C66/53; B29C66/532; B29C66/5326; B29C66/534; B29C66/5346; B29C66/55; B29L; B29L2007/00; B29L2007/008; B29L2011/00; B29L2011/0058; B29L2012/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-04 | 1974-07-06 | 1975-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-04 | 1978-07-06 | 1979-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-04 | 1982-07-06 | 1983-01-05 | $7700.00 | Window Closed / Lapsed |