Patent US6004279A successfully refreshed from Google Patents.
Patent US2724899A successfully refreshed from Google Patents.
US2724899A
Expired / Lapsed
US
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Surveying device
Assignee: Individual
•
Filing: 1947-06-07
•
Granted: 1955-11-29
•
Expires: 1967-06-07
Abstract
No abstract record available.
Inventors
- 👤 Stoll Victor
- 👤 Stoll Sima
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:57
CPC Classifications
A; A61; A61C; A61C11/00; A61C11/02; A61C11/003
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1958-11-28 | 1959-05-30 | 1959-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-28 | 1963-05-30 | 1963-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-28 | 1967-05-30 | 1967-11-29 | $7700.00 | Window Closed / Lapsed |