Patent US3492708A successfully refreshed from Google Patents.
US3492708A
Expired / Lapsed
US
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Tool supporting assembly
Assignee: Hegenscheidt MFD GmbH and Co KG
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Filing: 1966-12-22
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Granted: 1970-02-03
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Expires: 1986-12-22
Abstract
No abstract record available.
Inventors
- 👤 Theodor Dombrowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:27
CPC Classifications
B; B23; B23B; B23B27/00; B23B27/14; B23B27/16; B23B27/1666; B23B27/1674; Y; Y10; Y10T; Y10T407/00; Y10T407/11; Y10T407/112; Y10T407/114; Y10T407/22; Y10T407/2202; Y10T407/2272; Y10T407/2274
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR956473A
Cited
US3124866A
Cited
DE604C
Cited
US2173772A
Cited
FR60931E
Cited
FR1041370A
Cited
US2937432A
Cited
US2967345A
Cited
FR1271621A
Cited
US3136031A
Cited
US3187407A
Cited
US3171188A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-02 | 1973-08-04 | 1974-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-02 | 1977-08-04 | 1978-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-02 | 1981-08-04 | 1982-02-03 | $7700.00 | Window Closed / Lapsed |