US2805161A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Baryta coated photographic paper
Assignee: Eastman Kodak Co
•
Filing: 1953-04-30
•
Granted: 1957-09-03
•
Expires: 1973-04-30
Abstract
No abstract record available.
Inventors
- 👤 George F L Wood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:04
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/76; G03C1/775; Y; Y10; Y10S; Y10S430/00; Y10S430/141
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A PHOTOGRAPHIC PRINT-OUT PAPER COMPRISING A PAPER BASE, A BARYTA COATING THEREON RESULTING FROM SUPPLYING TO THE PAPER A COMPOSITION OF BARIUM SULFATE, A BINDER, A SALT OF AN ALIPHATIC ACID OF 10-20 CARBON ATOMS AND BARIUM CHLORIDE, THE LATTER IN AN AMOUNT OF .4-1 GRAM PER SQUARE METER OF SURFACE AND A GELATIN SILVER HALIDE PHOTOGRAPHIC EMULSION LAYER CONTAINING A SUBSTANTIAL PROPORTION OF SILVER NITRATE THEREIN.
Claim 2
Dependent Claim
67 words
A PHOTOGRAPHIC PRINT-OUT PAPER COMPRISING A PAPER BASE, A BARYTA COATING THEREON RESULTING FROM SUPPLYING TO THE PAPER A COMPOSITION OF BARIUM SULFATE, A BINDER, A SALT OF AN ALIPHATIC ACID OF 10-20 CARBON ATOMS AND BARIUM CHLORIDE, THE LATTER IN AN AMOUNT OF .4-1 GRAM PER SQUARE METER OF SURFACE AND A GELATIN SILVER HALIDE PHOTOGRAPHIC EMULSION LAYER CONTAINING A SUBSTANTIAL PROPORTION OF SILVER NITRATE THEREIN.
References Cited (Backward Citations)
US804039A
Cited
US916616A
Cited
GB191421884A
Cited
US1386995A
Cited
US1504150A
Cited
US2366723A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-02 | 1961-03-04 | 1961-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-02 | 1965-03-04 | 1965-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-02 | 1969-03-04 | 1969-09-03 | $7700.00 | Window Closed / Lapsed |