Patent US3135188A successfully refreshed from Google Patents.
US3135188A
Expired / Lapsed
US
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Film carrying rack
Assignee: ROLOR CORP
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Filing: 1963-02-20
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Granted: 1964-06-02
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Expires: 1983-02-20
Abstract
No abstract record available.
Inventors
- 👤 Philip E Hixon
- 👤 Elmer E White
- 👤 Marvin B Fleisher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:42
CPC Classifications
G; G03; G03D; G03D13/00; G03D13/02; G03D13/08
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
113 words
A FILM CARRYING RACK FOR PROCESSING PHOTOGRAPHIC PRINTS COMPRISING A PLURALITY OF TRANSPARENT END WALLS, A PLURALITY OF SPACED TRANSPARENT FILM GUIDING MEANS SUPPORTED AT THE UPPER PORTION OF SAID END WALLS, A PLURALITY OF TRANSPARENT SIDE WALLS, A PLURALITY OF PHOTOGRAPHIC PRINT BOTTOM SUPPORTS MOVABLY MOUNTED IN SAID SIDE WALLS, EACH PRINT BOTTOM SUPPORT INCLUDING A MEMBER PARALLEL TO SAID END WALLS AND PROVIDED WITH SERRATIONS WHICH ARE ALIGNED WITH THE SPACES BETWEEN SAID GUIDING MEANS, SAID FILM CARRYING RACK HAVING A SUBSTANTIALLY OPEN BOTTOM STRUCTURE TO PERMIT BETTER FLUID CONTACT AND BETTER DRAINAGE, AND MEANS TO ELEVATE SAID BOTTOM SUPPORTS TO RAISE PORTIONS OF THE PRINTS OUT OF THE CARRYING RACK.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-02 | 1967-12-02 | 1968-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-02 | 1971-12-02 | 1972-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-02 | 1975-12-02 | 1976-06-02 | $7700.00 | Window Closed / Lapsed |