← Back to Patent Explorer
US3298625A Expired / Lapsed US ⏱️ 0.0 years remaining

Take-up reel for motion-picture projector

Assignee: Eastman Kodak Co
•
Filing: 1965-03-15
•
Granted: 1967-01-17
•
Expires: 1985-03-15
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 David L Babcock

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 04:18
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/14; G03B21/32; G03B21/321; G03B21/326

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 86 words
IN A TAKE-UP REEL FOR PERFORATED FILM THE COMBINATION COMPRISING: ROTATABLY DRIVEABLE HUB MEANS HAVING A PERIPHERAL FILM RECEIVING PORTION; FILM ENGAGING MEANS COAXIAL WITH AND ROTATABLE WITH RESPECT TO SAID HUB MEANS, SAID FILM ENGAGING MEANS HAVING TEETH EXTENDING OUTWARDLY BEYOND THE PERIPHERY OF SAID HUB MEANS FOR ENGAGING FILM PERFORATIONS; AND MEANS ACTING BY PRESSURE IN AN AXIAL DIRECTION WITH RESPECT TO SAID HUB MEANS AND FILM ENGAGING MEANS TO PROVIDE CONTROLLED SLIPPAGE THEREBETWEEN UPON INITIAL ENGAGEMENT OF FILM WITH SAID FILM ENGAGING MEANS.

References Cited (Backward Citations)

US1322114A Cited
US2004608A Cited
US2483528A Cited
US2728530A Cited
US2859919A Cited
US3053465A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-01-16 1970-07-18 1971-01-17 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-01-16 1974-07-18 1975-01-17 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-01-16 1978-07-18 1979-01-17 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag