US3719271A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packing for semiconductor discs
Assignee: Siltronic AG
•
Filing: 1971-11-12
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Granted: 1973-03-06
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Expires: 1991-11-12
Abstract
Abstract A PACKING FOR HOLDING THE SHIPPING SEMICONDUCTOR DISCS COMPRISING A CAN CONTAINING A BRACKET HAVING RABBETS IN WHICH THE DISCS STAND VERTICALLY WITH RESPECT TO THE BOTTOM OF THE CAN AND ARE HELD FAST WITH A CERTAIN TENSION. THUS THE SEMICONDUCTOR DISCS DO NOT REST ON THEIR FLAT SURFACES, AND THEREFORE THEY CANNOT TOUCH OR SCRAPE AGAINST EACH OTHER. THE CAN HAS A LID WHICH MAY BE SEALED TO THE CAN BY ADHESIVE TAPE. THE PACKING HAS THE ADVANTAGE THAT IT MAKES POSSIBLE THE DUST-FREE AND BREAKAGE-FREE SHIPMENT OF SEMICONDUCTOR DISCS OF ANY SIZE OR THICKNESS, SO THAT ANY SUBSEQUENT CLEANING OR FURTHER PROCESSING IS AVOIDED. D R A W I N G
Inventors
- 👤 W Hofbauer
- 👤 R Bauer
- 👤 B Authier
- 👤 H Deckert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:58
CPC Classifications
B; B65; B65D; B65D85/00; B65D85/58
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) | 1976-03-05 | 1976-09-04 | 1977-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-03-05 | 1980-09-04 | 1981-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-03-05 | 1984-09-04 | 1985-03-06 | $7700.00 | Window Closed / Lapsed |