US3156597A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for and process of making transparency slides
Assignee: Fotochrome Color Corp
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Filing: 1961-01-25
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Granted: 1964-11-10
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Expires: 1981-01-25
Abstract
No abstract record available.
Inventors
- 👤 Jr Frank Nadaline
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:23
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/02; G03B21/04; Y; Y10; Y10T; Y10T156/00; Y10T156/12; Y10T156/1304; Y10T156/1309
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
103 words
A PROCESS FOR MAKING TRANSPARENCY SLIDES COMPRISING TRANSVERSELY CUTTING PIECES FROM A STRIP OF FILM AND DEPOSITING THE CUT PIECES IN SPACED RELATION TO EACH OTHER ON EQUALLY SPACED WINDOWS FORMED ON ONE LONGITUDINAL SIDE OF A CENTRAL FOLD LINE IN A SHEET STRIP BY FEEDING THE FILM STRIP AND SHEET STRIP TOGETHER LONGITUDINALLY IN THE SAME DIRECTION, FOLDING THE OTHER SIDE OF SAID SHEET STRIP ABOUT SAID FOLD LINE TO OVERLIE THE FIRST SIDE, AND SAID CUT PIECES, SAID OTHER SIDE HAVING WINDOWS REGISTERING WITH THE FIRST WINDOWS UPON FOLDING SAID OTHER SIDE, AND TRANSVERSELY CUTTING SAID SHEET STRIP BETWEEN REGISTERING WINDOWS.
References Cited (Backward Citations)
US1276990A
Cited
US2889066A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-11-10 | 1968-05-11 | 1968-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-10 | 1972-05-11 | 1972-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-10 | 1976-05-11 | 1976-11-10 | $7700.00 | Window Closed / Lapsed |