US3588014A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Instrument mount
Assignee: Individual
•
Filing: 1969-08-29
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Granted: 1971-06-28
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Expires: 1989-08-29
Abstract
Abstract A LEVELING AND SIGHTING INSTRUMENT FOR USE IN THE LEVELING OF FOUNDATIONS OR OTHER LEVELING OPERATIONS INCLUDING AN ANNULAR ELEMENT HAVING A ROUNDED PERIPHERAL EDGE PORTION ENGAGING A SUPPORTING RIM OF AN ANNULAR HEAD AND SUPPORTING SUCH HEAT AT AN ELEVATION ABOVE THE GROUND WITH THE RIM DISPOSED SUBSTANTIALLY IN A HORIZONTAL PLANE.
Inventors
- 👤 Clifton G Reed
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:11
CPC Classifications
F; F16; F16M; F16M11/00; F16M11/20; F16M11/24; F16M11/242; F16M2200/00; F16M2200/04; F16M2200/041
Claims Analysis
Total Claims: 0
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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) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |