NEW DOORWAYS TO LEARNING
ERMALUBE— SAE 5W-20 (Filmstrip) Standard Oil Co. Made by Kling Studios, 100 fr., color, 35mm, Eastman color, Appl, title; All weather Permalube—SAE 5W-20. © Standard Oil Co, (Indiana); 16Oct53; JU7702. NEW DOORWAYS TO LEARNING, Cathedral Films. 19 min., sd., b&w, 16mm. Credits; Author, Arthur Horman
Registration LP2930 No renewal found
- Term began
- 1953-05-27
- Claimant
- Cathedral Films, inc
- Class
- LP — published photoplay (numbering series begun Jan. 1950)
- Finding
- no renewal entry found for 1980-1982 or in the Copyright Office renewal records 1978-2025
- In the public domain since
- 1 January 1982 (end of the 28th year, no renewal)
A renewal would have appeared in the Copyright Office's renewal registrations 27 to 29 years after the term began. Those volumes are loaded and no matching renewal was found. A work published 1931–1963 that was not renewed entered the public domain at the end of its 28th year.
A renewal had to be filed in the 28th year and would be listed in the 1980 or 1981 volume; volumes searched: 1980, 1981, 1982.
Catalog entry
Catalog of Copyright Entries, Third Series, Parts 12–13: Motion Pictures, 1953, Internet Archive catalogofcopyrig371213lib (OCR text), lines 41965–41980.
THE NEW ALL WEATHER PERMALUBE— SAE 5W-20 (Filmstrip) Standard Oil Co. Made by Kling Studios, 100 fr., color, 35mm, Eastman color, Appl, title; All weather Permalube—SAE 5W-20. © Standard Oil Co, (Indiana); 16Oct53; JU7702. NEW DOORWAYS TO LEARNING, Cathedral Films. 19 min., sd., b&w, 16mm. Credits; Author, Arthur Horman, © Cathedral Films, inc.; 27May53; LP2930.
Copies on the Internet Archive
Searched on 5 September 2026; no item with this title and year was found.