US2455532A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light responsive displacement indicator
Assignee: Lanteris Space LLC
•
Filing: 1945-05-24
•
Granted: 1948-12-07
•
Expires: 1965-05-24
Abstract
No abstract record available.
Inventors
- 👤 David E Sunstein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:49
CPC Classifications
G; G01; G01D; G01D5/00; G01D5/26; G01D5/32; G01D5/34; G01D5/341; Y; Y10; Y10S; Y10S177/00; Y10S177/06; Y10S73/00; Y10S73/11
Claims Analysis
Total Claims: 0
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US2360751A
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US2406982A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-12-07 | 1952-06-07 | 1952-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-12-07 | 1956-06-07 | 1956-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-12-07 | 1960-06-07 | 1960-12-07 | $7700.00 | Window Closed / Lapsed |