US2877555A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extended level light
Assignee: Individual
•
Filing: 1955-03-14
•
Granted: 1959-03-17
•
Expires: 1975-03-14
Abstract
No abstract record available.
Inventors
- 👤 Jr Vincent E Visockis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:45
CPC Classifications
G; G01; G01C; G01C15/00; G01C15/002; G01C15/008; G01C9/00; G01C9/18; G01C9/24; G01C9/26; G01C9/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US999573A
Cited
US1185978A
Cited
GB218457A
Cited
US1599122A
Cited
US1866600A
Cited
US2108475A
Cited
US2329864A
Cited
US2372494A
Cited
US2661653A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-16 | 1962-09-15 | 1963-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-16 | 1966-09-15 | 1967-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-16 | 1970-09-15 | 1971-03-17 | $7700.00 | Window Closed / Lapsed |