US3876430A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antistatic photographic material
Assignee: Fujifilm Holdings Corp
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Filing: 1974-03-22
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Granted: 1975-04-08
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Expires: 1994-03-22
Abstract
Abstract An antistatic photographic material containing an antistatic compound derived from a diamine and a bis-(haloacetyl) glycol in at least one of the layers of the photographic material. The formation of static marks can be prevented even at low humidity.
Inventors
- 👤 Nobuo Tsuji
- 👤 Takayuki Inayama
- 👤 Itsuki Toriya
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:36
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/76; G03C1/85; G03C1/89; G03C1/895
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
24 words
AN ANTISTATIC PHOTOGRAPHIC MATERIAL COMPRISING A SUPPORT HAVING THEREON A PHOTOGRAPHIC EMULSION LAYER AND A LAYER CONTAINING A COMPOUND EXPRESSED BY THE FOLLOWING FORMULA
Claim 2
Dependent Claim
24 words
AN ANTISTATIC PHOTOGRAPHIC MATERIAL COMPRISING A SUPPORT HAVING THEREON A PHOTOGRAPHIC EMULSION LAYER AND A LAYER CONTAINING A COMPOUND EXPRESSED BY THE FOLLOWING FORMULA
Claim 3
Dependent Claim
13 words
The antistatic photographic material of claim 1, wherein X is a halogen atom.
Claim 4
Dependent Claim
32 words
The antistatic photographic material of claim 1, wherein said layer is a surface layer and the amount of said compound is 0.01 to 1.0 g per square meter of the surface layer.
Claim 5
Dependent Claim
25 words
The antistatic photographic material of claim 3, wherein the amount of said compound is 0.03 to 0.4 g per square meter of the surface layer.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-04-07 | 1978-10-07 | 1979-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-04-07 | 1982-10-07 | 1983-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-04-07 | 1986-10-07 | 1987-04-08 | $7700.00 | Window Closed / Lapsed |