Patent US3123700A successfully refreshed from Google Patents.
US3123700A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiation exposure unit
Assignee: —
•
Filing: —
•
Granted: 1964-03-03
•
Expires: 1981-03-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:23
CPC Classifications
B; B41; B41F; B41F23/00; B41F23/04; B41F23/0403; B41F23/0406; B65; B65H; B65H5/00; B65H5/22; B65H5/222; B65H5/226
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
IN A MACHINE FOR EXPOSING A SHEET MATERIAL TO INTENSE RADIATION, THE COMBINATION COMPRISING A SOURCE ENERGIZING TO PROVIDE INTENSE RADIATION, A PADDED POROUS SUPPORT MEMBER IN FIXED SPACED RELATIONSHIP FROM SAID SOURCE, AND MEANS TO HOLD A SHEET MATERIAL ON SAID SUPPORT MEMBER WHILE EXPOSING SAID SHEET MATERIAL TO INTENSE RADIATION, SAID HOLDING MEANS CONSISTING OF VACUUM SUCTION OF SAID SHEET MATERIAL INTO HOLDING CONTACT WITH SAID SUPPORT MEMBER.
Claim 2
Dependent Claim
70 words
IN A MACHINE FOR EXPOSING A SHEET MATERIAL TO INTENSE RADIATION, THE COMBINATION COMPRISING A SOURCE ENERGIZING TO PROVIDE INTENSE RADIATION, A PADDED POROUS SUPPORT MEMBER IN FIXED SPACED RELATIONSHIP FROM SAID SOURCE, AND MEANS TO HOLD A SHEET MATERIAL ON SAID SUPPORT MEMBER WHILE EXPOSING SAID SHEET MATERIAL TO INTENSE RADIATION, SAID HOLDING MEANS CONSISTING OF VACUUM SUCTION OF SAID SHEET MATERIAL INTO HOLDING CONTACT WITH SAID SUPPORT MEMBER.
References Cited (Backward Citations)
US2981819A
Cited
US2072875A
Cited
US2074455A
Cited
US2091805A
Cited
US2224803A
Cited
US2542654A
Cited
US2565570A
Cited
US2578633A
Cited
US2728147A
Cited
US2903546A
Cited
US3040154A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-03 | 1967-09-02 | 1968-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-03 | 1971-09-02 | 1972-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-03 | 1975-09-02 | 1976-03-03 | $7700.00 | Window Closed / Lapsed |