THE NUMBER SYSTEM AND ITS STRUCTURE
THE NUMBER LINE, SEE ELEMENTARY MATHE- MATICS, SERIES 1. THE NUMBER SYSTEM AND ITS STRUCTURE. Coronet Instructional Films. sd., b&w, 16 mm
Registration MP12000 Renewed
- Term began
- 1961-12-13
- Claimant
- Coronet Instructional Films, a division of Esquire, Inc
- Class
- MP — published motion picture other than a photoplay (numbering series begun Jan. 1950)
- Finding
- renewal RE456230 filed 1989-12-19 by Coronet/MTI Film and Video, Inc. (number+date; Copyright Office public records dataset, record 7351653)
- 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 RE456230 (link: number+date, title similarity 1.00)
- Renewal claimant
- Coronet/MTI Film and Video, Inc. (PWH)
- Renewal date
- 1989-12-19
- Original cited
- MP12000 / 1961-12-13
- Source
- U.S. Copyright Office public records dataset (renewals registered 1978–2025, January 2026 release), control number 7351653: record in the Copyright Public Records System
Structured record, not OCR: renewal number RE456230, registered 1989-12-19, for original registration MP12000 published 1961-12-13.
Catalog entry
Catalog of Copyright Entries, Third Series, Parts 12–13: Motion Pictures, 1962, Internet Archive catalogofcopyr3161213libr (OCR text), lines 9938–9945.
THE NUMBER LINE, SEE ELEMENTARY MATHE- MATICS, SERIES 1. THE NUMBER SYSTEM AND ITS STRUCTURE. Coronet Instructional Films. sd., b&w, 16 mm. © Coronet Instruc- tional Films, a division of Esquire, Inc.; 13Dec61; MP12000.
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