US3353307A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lens holder for metallic blocking system
Assignee: Honeywell Safety Products USA Inc
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Filing: 1964-10-29
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Granted: 1967-11-21
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Expires: 1984-10-29
Abstract
No abstract record available.
Inventors
- 👤 George M J Sarofeen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:21
CPC Classifications
B; B24; B24B; B24B13/00; B24B13/005; B24B13/0052
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
A LENS BLOCKING MEMBER FOR HOLDING A LENS BLANK AND FOR USE WITH A LENS BLOCKING SYSTEM OF THE CHARACTER DESCRIBED EMPLOYING A BLOCKING AGENT COMPRISING: A BASE WALL HAVING FRONT AND BACK SIDES AND A CONTINUOUS PERIPHERY; A RELATIVELY RIGID SIDE WALL DEPENDING FROM SAID FRONT SIDE, INTEGRALLY FORMED THEREWITH, AND JOINED TO SAID BASE WALL THROUGHOUT SUBSTANTIALLY ALL OF THE PERIPHERY OF SAID BASE WALL, SAID SIDE WALL HAVING AN ANNULAR INWARDLY FACING SURFACE, SAID INWARDLY FACING SURFACE AND SAID FRONT SIDE DEFINING A FIRST CAVITY WITHIN WHICH A LENS BLANK IS ADAPTED TO BE PERIPHERALLY ENCLOSED; AXIALLY CENTRALLY LOCATED MOUNTING MEANS ASSOCIATED WITH SAID BACK SIDE OF SAID BASE WALL FOR MOUNTING SAID LENS BLOCKING MEMBER ON A LENS PROCESSING APPARATUS IN A PREDETERMINED DESIRED ORIENTATION; MEANS ASSOCIATED WITH AID BASE WALL HAVING A PORTION THEREOF DEFINING A SECOND CAVITY WITHIN SAID FIRST CAVITY AND ANOTHER PORTION THEREOF DEFINING SUPPORT MEANS ADAPTED TO SUPPORT SAID LENS BLANK, SAID BASE WALL HAVING
Claim 2
Dependent Claim
164 words
A LENS BLOCKING MEMBER FOR HOLDING A LENS BLANK AND FOR USE WITH A LENS BLOCKING SYSTEM OF THE CHARACTER DESCRIBED EMPLOYING A BLOCKING AGENT COMPRISING: A BASE WALL HAVING FRONT AND BACK SIDES AND A CONTINUOUS PERIPHERY; A RELATIVELY RIGID SIDE WALL DEPENDING FROM SAID FRONT SIDE, INTEGRALLY FORMED THEREWITH, AND JOINED TO SAID BASE WALL THROUGHOUT SUBSTANTIALLY ALL OF THE PERIPHERY OF SAID BASE WALL, SAID SIDE WALL HAVING AN ANNULAR INWARDLY FACING SURFACE, SAID INWARDLY FACING SURFACE AND SAID FRONT SIDE DEFINING A FIRST CAVITY WITHIN WHICH A LENS BLANK IS ADAPTED TO BE PERIPHERALLY ENCLOSED; AXIALLY CENTRALLY LOCATED MOUNTING MEANS ASSOCIATED WITH SAID BACK SIDE OF SAID BASE WALL FOR MOUNTING SAID LENS BLOCKING MEMBER ON A LENS PROCESSING APPARATUS IN A PREDETERMINED DESIRED ORIENTATION; MEANS ASSOCIATED WITH AID BASE WALL HAVING A PORTION THEREOF DEFINING A SECOND CAVITY WITHIN SAID FIRST CAVITY AND ANOTHER PORTION THEREOF DEFINING SUPPORT MEANS ADAPTED TO SUPPORT SAID LENS BLANK, SAID BASE WALL HAVING
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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) | 1970-11-20 | 1971-05-22 | 1971-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-20 | 1975-05-22 | 1975-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-20 | 1979-05-22 | 1979-11-21 | $7700.00 | Window Closed / Lapsed |