US2550345A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Silver paint
Assignee: Erie Resistor Corp
•
Filing: 1945-05-10
•
Granted: 1951-04-24
•
Expires: 1965-05-10
Abstract
No abstract record available.
Inventors
- 👤 Robert B Gray
- 👤 Raymond H Steele
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:03
CPC Classifications
H; H01; H01G; H01G4/00; H01G4/002; H01G4/005; H01G4/008; H01G4/0085; C; C04; C04B; C04B41/00; C04B41/45; C04B41/50; C04B41/51; C04B41/5116; H01B; H01B1/00; H01B1/14; H01B1/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
A PAINT FOR PRODUCING A FILM HAVING GOOD ELECTRICAL CONDUCTIVITY BEFORE DRYING AND REDUCEABLE BY FIRING AFTER DRYING TO A METALLIC SILVER FILM COMPRISING SILVER OXIDE PIGMENT, AND AN AQUEOUS SOLUTION OF A WATER SOLUBLE PROTECTIVE COLLOID HOLDING THE PIGMENT IN SUSPENSION
Claim 2
Dependent Claim
42 words
A PAINT FOR PRODUCING A FILM HAVING GOOD ELECTRICAL CONDUCTIVITY BEFORE DRYING AND REDUCEABLE BY FIRING AFTER DRYING TO A METALLIC SILVER FILM COMPRISING SILVER OXIDE PIGMENT, AND AN AQUEOUS SOLUTION OF A WATER SOLUBLE PROTECTIVE COLLOID HOLDING THE PIGMENT IN SUSPENSION
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) | 1954-04-23 | 1954-10-23 | 1955-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-23 | 1958-10-23 | 1959-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-23 | 1962-10-23 | 1963-04-24 | $7700.00 | Window Closed / Lapsed |