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US3053025A
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Assignee: NIGRELLI Corp A CORP OF WIS
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Filing: 1960-02-29
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Granted: 1962-09-11
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Expires: 1980-02-29
Abstract
No abstract record available.
Inventors
- 👤 Biagio J Nigrelli
- 👤 Wendell E Standley
- 👤 Richard B Wittmann
- 👤 James I Wittmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:45
CPC Classifications
B; B65; B65B; B65B5/00; B65B5/10; B65B5/106
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2651896A
Cited
US2713448A
Cited
US2714481A
Cited
US2699278A
Cited
US2878919A
Cited
US2805755A
Cited
US2921425A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-10 | 1966-03-12 | 1966-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-10 | 1970-03-12 | 1970-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-10 | 1974-03-12 | 1974-09-11 | $7700.00 | Window Closed / Lapsed |