US3430375A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Episcopic projection photographic element
Assignee: Individual
•
Filing: 1965-08-06
•
Granted: 1969-03-04
•
Expires: 1985-08-06
Abstract
No abstract record available.
Inventors
- 👤 Gerald Altman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:58
CPC Classifications
B; B41; B41M; B41M5/00; B41M5/26; B41M5/40; B41M5/42; B41M5/426; G; G02; G02B; G02B5/00; G02B5/12; G02B5/126; G02B5/128; G03; G03B; G03B21/00; G03B21/06; G03B21/132; G03C; G03C1/00; G03C1/76; G03C8/00; G03C8/42; G03C8/52; G03G; G03G5/00; G03G5/10; G03G5/14; G03G9/00; G03G9/08; G03G9/0825; Y; Y10; Y10S; Y10S353/00; Y10S353/04; Y10S428/00; Y10S428/918; Y10S430/00; Y10S430/147
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-03 | 1972-09-02 | 1973-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-03 | 1976-09-02 | 1977-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-03 | 1980-09-02 | 1981-03-04 | $7700.00 | Window Closed / Lapsed |