US3098327A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grinding and polishing machine for precious or semi-precious stones
Assignee: Individual
•
Filing: 1962-07-31
•
Granted: 1963-07-23
•
Expires: 1982-07-31
Abstract
No abstract record available.
Inventors
- 👤 Charles G Malin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:17
CPC Classifications
G; G04; G04D; G04D3/00; G04D3/0002; G04D3/0056; G04D3/0058; B; B24; B24B; B24B9/00; B24B9/02; B24B9/06; B24B9/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
IN A MACHINE FOR GRINDING STONE-LIKE ITEMS, SUCH AS PRECIOUS OR SEMI-PRECIOUS GEMS, COMPRISING, A MOVABLE SUPPORT, AN ARM PROJECTING GENERALLY LATERALLY OUTWARDLY FROM SAID SUPPORT, A HEAD MOUNTED ON SAID ARM, SAID HEAD INCLUDING MEANS FOR HOLDING A STONE THEREON, MEANS PIVOTALLY MOUNTING SAID HEAD ON SAID ARM FOR MOVEMENT IN A GENERALLY VERTICAL PLANE AND WITH RESPECT TO SAID ARM, MEANS FOR LOCKING SAID HEAD IN SELECTED ANGLED CONDITION WITH RESPECT TO SAID ARM, AND SAID ARM BEING ARTICULATED
Claim 2
Dependent Claim
81 words
IN A MACHINE FOR GRINDING STONE-LIKE ITEMS, SUCH AS PRECIOUS OR SEMI-PRECIOUS GEMS, COMPRISING, A MOVABLE SUPPORT, AN ARM PROJECTING GENERALLY LATERALLY OUTWARDLY FROM SAID SUPPORT, A HEAD MOUNTED ON SAID ARM, SAID HEAD INCLUDING MEANS FOR HOLDING A STONE THEREON, MEANS PIVOTALLY MOUNTING SAID HEAD ON SAID ARM FOR MOVEMENT IN A GENERALLY VERTICAL PLANE AND WITH RESPECT TO SAID ARM, MEANS FOR LOCKING SAID HEAD IN SELECTED ANGLED CONDITION WITH RESPECT TO SAID ARM, AND SAID ARM BEING ARTICULATED
References Cited (Backward Citations)
US802368A
Cited
US1284109A
Cited
US1636671A
Cited
US2527592A
Cited
US2724220A
Cited
US2829472A
Cited
US2817194A
Cited
US2779138A
Cited
US3073085A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-22 | 1967-01-21 | 1967-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-22 | 1971-01-21 | 1971-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-22 | 1975-01-21 | 1975-07-23 | $7700.00 | Window Closed / Lapsed |