US3125535A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Optical
Assignee: —
•
Filing: —
•
Granted: 1964-03-17
•
Expires: 1981-03-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:39
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/0008; C08K5/0041
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A TRANSPARENT PLASTIC MATERIAL HAVING DISPERSED THEREIN OXIDATIVELY POLYMERIZED DYE COMPOUNDS WHICH ARE THE REACTION PRODUCTS OF AN ORGANIC SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF ANILINE, 2,5-DIETHOXYANILINE, 2,5-DIMETHOXYANILINE, /ITOLUIDINE, M-TOLUIDINE AND NPHENYL-P-PHENYLENEDIAMINE REACTED IN SITU WITHIN THE PLASTIC MATERIAL WITH AN OXIDIZING AGENT SELECTED FROM THE GROUP CONSISTING OF PERMANGANATE SALTS, DICHROMATE SALTS, CHROMATE SALTS, FERRICYANIDE SALTS, VANADATE SALTS, VANADYL SALTS, CHLORATE SALTS, CHLORITE SALTS, HYPOCHLORITE SALTS, PEROXIDES, DIOXIDES, IODATE SALTS, PERSULFATE SALTS, BROMATE SALTS AND NASCENT OXYGEN.
Claim 2
Dependent Claim
79 words
A TRANSPARENT PLASTIC MATERIAL HAVING DISPERSED THEREIN OXIDATIVELY POLYMERIZED DYE COMPOUNDS WHICH ARE THE REACTION PRODUCTS OF AN ORGANIC SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF ANILINE, 2,5-DIETHOXYANILINE, 2,5-DIMETHOXYANILINE, /ITOLUIDINE, M-TOLUIDINE AND NPHENYL-P-PHENYLENEDIAMINE REACTED IN SITU WITHIN THE PLASTIC MATERIAL WITH AN OXIDIZING AGENT SELECTED FROM THE GROUP CONSISTING OF PERMANGANATE SALTS, DICHROMATE SALTS, CHROMATE SALTS, FERRICYANIDE SALTS, VANADATE SALTS, VANADYL SALTS, CHLORATE SALTS, CHLORITE SALTS, HYPOCHLORITE SALTS, PEROXIDES, DIOXIDES, IODATE SALTS, PERSULFATE SALTS, BROMATE SALTS AND NASCENT OXYGEN.
References Cited (Backward Citations)
US2895955A
Cited
US2971921A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-17 | 1967-09-16 | 1968-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-17 | 1971-09-16 | 1972-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-17 | 1975-09-16 | 1976-03-17 | $7700.00 | Window Closed / Lapsed |