US3788892A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing a window device
Assignee: RCA Corp
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Filing: 1970-05-01
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Granted: 1974-01-29
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Expires: 1990-05-01
Abstract
Abstract A METHOD OF PRODUCING A WINDOW DEVICE THAT INCLUDES AN EVELOPE PORTION HAVING A WALL INCLUDES AN OPENING BY: CLOSING THE OPENING WITH RIGID TEMPORARY FILM; THEN PRODUCING A LAYER OF SOLID WINDOW MATERIAL OVER THE TEMPORARY FILM, BY PARTS OF THE LAYER EXTENDING BEYOND THE TEMPORARY FILM AND BONDED TO THE SURROUNDING ENVELOPE PORTION; AND THEN REMOVING THE TEMPORARY FILM. THE WINDOW DEVICE CAN ALSO INCLUDE A RIGID FORAMINOUS REINFORCING MEMBER.
Inventors
- 👤 Raalte J Van
- 👤 V Christiano
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:17
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/86; H01J33/00; H01J33/02; H01J33/04
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) | 1977-01-28 | 1977-07-30 | 1978-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-01-28 | 1981-07-30 | 1982-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-01-28 | 1985-07-30 | 1986-01-29 | $7700.00 | Window Closed / Lapsed |