US3266370A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electro-thermo-phototropic compositions and apparatus
Assignee: Individual
•
Filing: 1960-10-20
•
Granted: 1966-08-16
•
Expires: 1980-10-20
Abstract
No abstract record available.
Inventors
- 👤 Alvin M Marks
- 👤 Mortimer M Marks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:56
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/72; G03C1/725; C; C08; C08K; C08K3/00; C08K3/18; C08K3/24; G02; G02B; G02B5/00; G02B5/20; G02B5/22; G02B5/23; G02F; G02F1/00; G02F1/01; G02F1/0147; Y; Y10; Y10S; Y10S430/00; Y10S430/163
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
A THERMO-PHOTOTROPIC CELL COMPRISING SPACED TRANSPARENT PLATE-LIKE MEMBERS, A STRIP AROUND THE EDGES OF THE PLATE-LIKE MEMBERS TO FORM A CHAMBER BETWEEN SAID PLATELIKE MEMBERS AND A THERMO-PHOTOTROPIC FILM COMPRISING A SOLID SOLUTION OF A TRANSISTION METAL HALIDE IN A POLYMER SUPPORTED ONLY AT ITS EDGES WITHIN THE CHAMBER SECURED TO THE STRIP AND MEANS TO APPLY HEAT TO THE THERMOPHOTOTROPIC FILM.
Claim 2
Dependent Claim
62 words
A THERMO-PHOTOTROPIC CELL COMPRISING SPACED TRANSPARENT PLATE-LIKE MEMBERS, A STRIP AROUND THE EDGES OF THE PLATE-LIKE MEMBERS TO FORM A CHAMBER BETWEEN SAID PLATELIKE MEMBERS AND A THERMO-PHOTOTROPIC FILM COMPRISING A SOLID SOLUTION OF A TRANSISTION METAL HALIDE IN A POLYMER SUPPORTED ONLY AT ITS EDGES WITHIN THE CHAMBER SECURED TO THE STRIP AND MEANS TO APPLY HEAT TO THE THERMOPHOTOTROPIC FILM.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |