US2932971A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temperature indicator
Assignee: General Dynamics Corp
•
Filing: 1957-02-11
•
Granted: 1960-04-19
•
Expires: 1977-02-11
Abstract
No abstract record available.
Inventors
- 👤 Dwight M Moore
- 👤 Jr Howard Field
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:57
CPC Classifications
G; G01; G01K; G01K13/00; G05; G05D; G05D23/00; G05D23/19; G05D23/30; G05D23/32; Y; Y10; Y10S; Y10S116/00; Y10S116/14
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE101901C
Cited
CA141266A
Cited
GB391428A
Cited
US2118144A
Cited
US2666089A
Cited
US2716065A
Cited
US2799167A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-19 | 1963-10-19 | 1964-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-19 | 1967-10-19 | 1968-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-19 | 1971-10-19 | 1972-04-19 | $7700.00 | Window Closed / Lapsed |