US3206599A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic film thermography
Assignee: Keuffel and Esser Co
•
Filing: 1963-05-21
•
Granted: 1965-09-14
•
Expires: 1983-05-21
Abstract
No abstract record available.
Inventors
- 👤 Robert M Gold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:07
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/23; H04N1/29; B; B41; B41M; B41M5/00; B41M5/26; B41M5/36; G; G03; G03G; G03G15/00; G03G15/22; G03G16/00; G03G5/00; G03G5/02; G03G5/028; Y; Y10; Y10S; Y10S101/00; Y10S101/37; Y10S430/00; Y10S430/001; Y10S430/102
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
A METHOD OF FORMING AN IMAGE, WHICH COMPRISES THE STEPS OF: HEAT-IMAGING A LAYER OF THERMOPLASTIC RESIN TO FORM A PERMANENT, DEVELOPABLE, LATENT IMAGE THEREON; CHARGING SAID LAYER AT A SUBSTANTIALLY LATER TIME TO FORM A CHARGE IMAGE CORRESPONDING TO THE LATENT IMAGE ON SAID LAYER; AND TONING SAID LAYER TO RENDER THE CHARGE IMAGE VISIBLE.
Claim 2
Independent Claim
56 words
A METHOD OF FORMING AN IMAGE, WHICH COMPRISES THE STEPS OF: HEAT-IMAGING A LAYER OF THERMOPLASTIC RESIN TO FORM A PERMANENT, DEVELOPABLE, LATENT IMAGE THEREON; CHARGING SAID LAYER AT A SUBSTANTIALLY LATER TIME TO FORM A CHARGE IMAGE CORRESPONDING TO THE LATENT IMAGE ON SAID LAYER; AND TONING SAID LAYER TO RENDER THE CHARGE IMAGE VISIBLE.
References Cited (Backward Citations)
US2798960A
Cited
US2929736A
Cited
US2976144A
Cited
DE1118813B
Cited
US3114633A
Cited
DE1106779B
Cited
US3135608A
Cited
US3132963A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |