US3454687A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a reflective flexible screen
Assignee: OVID P CIOFANI
•
Filing: 1965-10-15
•
Granted: 1969-07-08
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Expires: 1985-10-15
Abstract
No abstract record available.
Inventors
- 👤 Ovid P Ciofani
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:29
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/54; G03B21/56; B; B29; B29C; B29C48/00; B29C48/25; B29C48/88; B29C48/911; B29C48/9135; B29C48/9145; B29C48/03; B29C48/07; B29C48/08; Y; Y10; Y10S; Y10S528/00; Y10S528/931; Y10S528/934
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1969101A
Cited
US2129607A
Cited
US2439157A
Cited
US3092601A
Cited
US3079277A
Cited
US3170013A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-07 | 1973-01-06 | 1973-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-07 | 1977-01-06 | 1977-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-07 | 1981-01-06 | 1981-07-08 | $7700.00 | Window Closed / Lapsed |