US2789402A
Expired / Lapsed
US
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Assignee: BERNE TOCCI GUILBERT
•
Filing: 1955-06-14
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Granted: 1957-04-23
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Expires: 1975-06-14
Abstract
No abstract record available.
Inventors
- 👤 Tocci-Guilbert Berne
- 👤 Hosmer L Blum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:45
CPC Classifications
B; B24; B24D; B24D9/00; B24D9/08; B24D9/085; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44034; Y10T24/44043; Y10T24/44051
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1648663A
Cited
FR730509A
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US2402691A
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US2486947A
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US2501524A
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US2556434A
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US2620605A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-22 | 1960-10-22 | 1961-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-22 | 1964-10-22 | 1965-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-22 | 1968-10-22 | 1969-04-23 | $7700.00 | Window Closed / Lapsed |