← Back to Patent Explorer
US3078759A Expired / Lapsed US ⏱️ 0.0 years remaining

Long-lived photographic film with conditioning and cleaning means therefor

Assignee: Individual
•
Filing: 1960-06-27
•
Granted: 1963-02-26
•
Expires: 1980-06-27
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Lawrence F Brunswick

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 01:30
CPC Classifications
G; G03; G03D; G03D15/00; Y; Y10; Y10S; Y10S15/00; Y10S15/12; Y10T; Y10T24/00; Y10T24/16; Y10T24/1664; Y10T428/00; Y10T428/24; Y10T428/24273; Y10T428/24479; Y10T428/24488

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 151 words
A PHOTOGRAPHIC FILM ADAPTED FOR ADVANCE IN PHOTOGRAPHIC APPARATUS, SUCH PHOTOGRAPHIC FILM HAVING A LONGITUDINALLY EXTENDING STRIP OF SHEET MATERIAL FIRMLY SPLICED TO AN END OF SUCH PHOTOGRAPHIC FILM, SAID LONGITUDINAL STRIP BEING SUBSTANTIALLY EQUAL IN WIDTH TO THE PHOTOGRAPHIC FILM AND HAVING AN EFFECTIVE BODY PORTION OF MATERIALLY GREATER THICKNESS THAN SUCH PHOTOGRAPHIC FILM, SAID EFFECTIVE BODY PORTION CARRYING A FINELY DIVIDED CLEANING AND CONDITIONING MATERIAL, THE END PORTION OF SUCH STRIP ASSOCIATING THE BODY PORTION WITH THE SPLICED END BEING THINNER THAN THE BODY PORTION AND OF TAPERING THICKNESS FOR A LENGTH OF BETWEEN 3/4" AND 3" AND OF GREATER FLEXIBILITY THAN THE EFFECTIVE BODY PORTION, WHEREBY THE SPLICE BETWEEN SAID STRIP AND PHOTOGRAPHIC FILM IS OF LESSER THICKNESS THAN THE COMBINED THICKNESS OF THE PHOTOGRAPHIC FILM AND BODY PORTION OF THE STRIP, AND IS ADAPTED TO WITHSTAND BENDING WHEN SAID FILM AND STRIP ARE PASSED THROUGH PHOTOGRAPHIC APPARATUS.
Claim 2
Dependent Claim 151 words
A PHOTOGRAPHIC FILM ADAPTED FOR ADVANCE IN PHOTOGRAPHIC APPARATUS, SUCH PHOTOGRAPHIC FILM HAVING A LONGITUDINALLY EXTENDING STRIP OF SHEET MATERIAL FIRMLY SPLICED TO AN END OF SUCH PHOTOGRAPHIC FILM, SAID LONGITUDINAL STRIP BEING SUBSTANTIALLY EQUAL IN WIDTH TO THE PHOTOGRAPHIC FILM AND HAVING AN EFFECTIVE BODY PORTION OF MATERIALLY GREATER THICKNESS THAN SUCH PHOTOGRAPHIC FILM, SAID EFFECTIVE BODY PORTION CARRYING A FINELY DIVIDED CLEANING AND CONDITIONING MATERIAL, THE END PORTION OF SUCH STRIP ASSOCIATING THE BODY PORTION WITH THE SPLICED END BEING THINNER THAN THE BODY PORTION AND OF TAPERING THICKNESS FOR A LENGTH OF BETWEEN 3/4" AND 3" AND OF GREATER FLEXIBILITY THAN THE EFFECTIVE BODY PORTION, WHEREBY THE SPLICE BETWEEN SAID STRIP AND PHOTOGRAPHIC FILM IS OF LESSER THICKNESS THAN THE COMBINED THICKNESS OF THE PHOTOGRAPHIC FILM AND BODY PORTION OF THE STRIP, AND IS ADAPTED TO WITHSTAND BENDING WHEN SAID FILM AND STRIP ARE PASSED THROUGH PHOTOGRAPHIC APPARATUS.

References Cited (Backward Citations)

US1254911A Cited
US1903406A Cited
US2606409A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-02-25 1966-08-27 1967-02-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-02-25 1970-08-27 1971-02-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-02-25 1974-08-27 1975-02-26 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag