US3140567A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lens centering and beveling machine
Assignee: Individual
•
Filing: 1963-01-16
•
Granted: 1964-07-14
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Expires: 1983-01-16
Abstract
No abstract record available.
Inventors
- 👤 William E Soong
- 👤 Robert E Miller
- 👤 Jardins James Des
- 👤 Lawrence H Sharper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 00:33
CPC Classifications
B; B24; B24B; B24B9/00; B24B9/02; B24B9/06; B24B9/08; B24B9/14; B24B13/00; B24B13/005; B24B13/0055
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
A LENS GRINDING MECHANISM INCLUDING A SUPPORT, AN INDEX TABLE ROTATABLE ON SAID SUPPORT, A PLURALITY OF SPINDLE PAIRS SPACED APART ALONG A CIRCUMFERENCE OF SAID TABLE AT LOADING, LENS CENTERING, LENS GRINDING AND UNLOADING STATIONS, EACH OF SAID PAIRS INCLUDING A LOWER SPINDLE FIXED TO SAID TABLE AND AN UPPER SPINDLE ROTATABLE WITH AND MOVABLE AXIALLY OF SAID TABLE, A MULTISPEED DEVICE FOR ROTATING SAID TABLE WITH A STOP OF EQUAL PREDETERMINED DURATIONS AT EACH OF SAID STATIONS, MEANS OPERABLE UPON THE ROTATION OF SAID TABLE TO RAISE SAID UPPER SPINDLES AT SAID LOADING, CENTERING AND UNLOADING STATIONS AT THE BEGINNING OF SAID STOP AND TO LOWER SAID UPPER SPINDLES AT SAID LOADING, CENTERING AND UNLOADING STATIONS AT THE END OF SAID STOP, A LENS CENTERING WHEEL,
Claim 2
Dependent Claim
128 words
A LENS GRINDING MECHANISM INCLUDING A SUPPORT, AN INDEX TABLE ROTATABLE ON SAID SUPPORT, A PLURALITY OF SPINDLE PAIRS SPACED APART ALONG A CIRCUMFERENCE OF SAID TABLE AT LOADING, LENS CENTERING, LENS GRINDING AND UNLOADING STATIONS, EACH OF SAID PAIRS INCLUDING A LOWER SPINDLE FIXED TO SAID TABLE AND AN UPPER SPINDLE ROTATABLE WITH AND MOVABLE AXIALLY OF SAID TABLE, A MULTISPEED DEVICE FOR ROTATING SAID TABLE WITH A STOP OF EQUAL PREDETERMINED DURATIONS AT EACH OF SAID STATIONS, MEANS OPERABLE UPON THE ROTATION OF SAID TABLE TO RAISE SAID UPPER SPINDLES AT SAID LOADING, CENTERING AND UNLOADING STATIONS AT THE BEGINNING OF SAID STOP AND TO LOWER SAID UPPER SPINDLES AT SAID LOADING, CENTERING AND UNLOADING STATIONS AT THE END OF SAID STOP, A LENS CENTERING WHEEL,
References Cited (Backward Citations)
US1900112A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-14 | 1968-01-13 | 1968-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-14 | 1972-01-13 | 1972-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-14 | 1976-01-13 | 1976-07-14 | $7700.00 | Window Closed / Lapsed |