US3124683A
Expired / Lapsed
US
⏱️ 0.0 years remaining
larson
Assignee: —
•
Filing: —
•
Granted: 1964-03-10
•
Expires: 1981-03-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:51
CPC Classifications
G; G03; G03C; G03C5/00; G03C5/16; G03C5/17; G03B; G03B42/00; G03B42/02; G03B42/04; G03C3/00; G03C3/003
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
A FILM PACKAGE SUITABLE FOR USE IN MAKING RADIOGRAPHS UTILIZING RADIATIONS OF THE ORDER OF 500 KVP. AND HIGHER WHICH COMPRISES A BASE, AN EMULSION LAYER COATED ON ONE SIDE ONLY OF SAID BASE, A LEAD SCREEN IN CONTACT WITH SAID EMULSION LAYER, A SCREEN FORMED OF A LOWATOMIC-NUMBER MATERIAL WHICH EMITS RELATIVELY FEW ELECTRONS IN A BACKWARD DIRECTION, ONE SURFACE OF SAID LAST MENTIONED SCREEN BEING IN DIRECT CONTACT WITH THE UN-
Claim 2
Dependent Claim
73 words
A FILM PACKAGE SUITABLE FOR USE IN MAKING RADIOGRAPHS UTILIZING RADIATIONS OF THE ORDER OF 500 KVP. AND HIGHER WHICH COMPRISES A BASE, AN EMULSION LAYER COATED ON ONE SIDE ONLY OF SAID BASE, A LEAD SCREEN IN CONTACT WITH SAID EMULSION LAYER, A SCREEN FORMED OF A LOWATOMIC-NUMBER MATERIAL WHICH EMITS RELATIVELY FEW ELECTRONS IN A BACKWARD DIRECTION, ONE SURFACE OF SAID LAST MENTIONED SCREEN BEING IN DIRECT CONTACT WITH THE UN-
References Cited (Backward Citations)
US1909312A
Cited
US2144392A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-10 | 1967-09-09 | 1968-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-10 | 1971-09-09 | 1972-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-10 | 1975-09-09 | 1976-03-10 | $7700.00 | Window Closed / Lapsed |