Patent US4240635A successfully refreshed from Google Patents.
Patent US3306602A successfully refreshed from Google Patents.
US3306602A
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Work holder fixture
Assignee: Bendix Corp
•
Filing: 1964-08-11
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Granted: 1967-02-28
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Expires: 1984-08-11
Abstract
No abstract record available.
Inventors
- 👤 Scholer Henry Gardner
- 👤 John V Mechura
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:07
CPC Classifications
H; H10; H10P; H10P14/00; H10P14/40; H10P14/46; C; C23; C23C; C23C18/00; C23C18/16; C23C18/1601; C23C18/1619; C23C18/1628; C23C18/163; Y; Y10; Y10S; Y10S269/00; Y10S269/903
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
A HOLDING FIXTURE FOR PROCESSING SEMICONDUCTOR WAFERS COMPRISING A HUB; A PLURALITY OF ARMS FIXED TO AND EXTENDING OUTWARD FROM SAID HUB; EACH OF SAID ARMS BEING FORMED OF A RESILIENT MATERIAL AND HAVING A PLURALITY OF SLOTS FORMED IN A LONGITUDINAL SURFACE THEREOF; MEANS FOR HOLDING SAID HUB FOR ROTATION; AND A CAM MEMBER AS-
Claim 2
Dependent Claim
56 words
A HOLDING FIXTURE FOR PROCESSING SEMICONDUCTOR WAFERS COMPRISING A HUB; A PLURALITY OF ARMS FIXED TO AND EXTENDING OUTWARD FROM SAID HUB; EACH OF SAID ARMS BEING FORMED OF A RESILIENT MATERIAL AND HAVING A PLURALITY OF SLOTS FORMED IN A LONGITUDINAL SURFACE THEREOF; MEANS FOR HOLDING SAID HUB FOR ROTATION; AND A CAM MEMBER AS-
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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) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |