US3538596A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making non-welded thermocouple junctions
Assignee: Individual
•
Filing: 1968-10-22
•
Granted: 1970-11-10
•
Expires: 1988-10-22
Abstract
No abstract record available.
Inventors
- 👤 Bayard C Davis
- 👤 Alvin Singer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:12
CPC Classifications
G; G01; G01K; G01K7/00; G01K7/02; G01K7/04; H; H10; H10N; H10N10/00; H10N10/80; H10N10/81; H10N10/813; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49194; Y10T29/49201; Y10T29/49826; Y10T29/49908; Y10T29/49925; Y10T29/49927; Y10T29/49929; Y10T29/49931
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1660504A
Cited
US2012112A
Cited
US2381819A
Cited
GB854570A
Cited
US3353260A
Cited
US3343589A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-09 | 1974-05-11 | 1974-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-09 | 1978-05-11 | 1978-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-09 | 1982-05-11 | 1982-11-10 | $7700.00 | Window Closed / Lapsed |