US1697845A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Soldering material
Assignee: AT&T Inc
•
Filing: 1923-01-10
•
Granted: 1929-01-08
•
Expires: 1943-01-10
Abstract
No abstract record available.
Inventors
- 👤 Adams John Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:54
CPC Classifications
B; B23; B23K; B23K35/00; B23K35/22; B23K35/36; B23K35/3612; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2936; Y10T428/294; Y10T428/2958
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1932-01-08 | 1932-07-09 | 1933-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-01-08 | 1936-07-09 | 1937-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-01-08 | 1940-07-09 | 1941-01-08 | $7700.00 | Window Closed / Lapsed |