ELECTRONS AT WORK
ELECTRONS AT WORK. Encyclopaedia Britannica Films. 14 min., sd., color, 16 mm. (Science for the Space age: basic physical science series)
Registration MP12017 Renewed
- Term began
- 1961-08-15
- Claimant
- Encyclopaedia Britannica Films, Inc
- Class
- MP — published motion picture other than a photoplay (numbering series begun Jan. 1950)
- Finding
- renewal RE454256 filed 1989-12-27 by Encyclopaedia Britannica Educational Corporation (number+date; Copyright Office public records dataset, record 7349679)
- Enters the public domain
- 1 January 2057 (95 years from the 1961 publication)
A renewal registration for this work was found. The renewed term lasts 95 years from the original date, so the work remains under copyright.
Renewal RE454256 (link: number+date, title similarity 1.00)
- Renewal claimant
- Encyclopaedia Britannica Educational Corporation (PWH)
- Renewal date
- 1989-12-27
- Original cited
- MP12017 / 1961-08-15
- Source
- U.S. Copyright Office public records dataset (renewals registered 1978–2025, January 2026 release), control number 7349679: record in the Copyright Public Records System
Structured record, not OCR: renewal number RE454256, registered 1989-12-27, for original registration MP12017 published 1961-08-15.
Catalog entry
Catalog of Copyright Entries, Third Series, Parts 12–13: Motion Pictures, 1962, Internet Archive catalogofcopyr3161213libr (OCR text), lines 4163–4170.
ELECTRONS AT WORK. Encyclopaedia Britannica Films. 14 min., sd., color, 16 mm. (Science for the Space age: basic physical science series) © Encyclopaedia Britannica Films, Inc.; 15Aug61; MP12017.
Copies on the Internet Archive
Not searched yet.