US2010040A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Direct reading comfortable temperature indicator
Assignee: Herman Nelson Co
•
Filing: 1930-12-29
•
Granted: 1935-08-06
•
Expires: 1950-12-29
Abstract
No abstract record available.
Inventors
- 👤 Shurtleff Wilfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:22
CPC Classifications
G; G01; G01K; G01K5/00; G01K5/02; G01K5/04; G01K5/08; G01W; G01W1/00; Y; Y10; Y10S; Y10S200/00; Y10S200/40; Y10S236/00; Y10S236/13
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1938-08-05 | 1939-02-04 | 1939-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-08-05 | 1943-02-04 | 1943-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-08-05 | 1947-02-04 | 1947-08-06 | $7700.00 | Window Closed / Lapsed |