US2828513A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Window structure
Assignee: ANGELO F NAPLES
•
Filing: 1955-07-11
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Granted: 1958-04-01
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Expires: 1975-07-11
Abstract
No abstract record available.
Inventors
- 👤 Michael J Nardulli
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:25
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/32; E06B3/50; E06B3/5054; E06B3/5063; E06B3/34; E06B3/42; E06B3/44; E06B2003/4438; E06B2003/4446; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/0801; Y10T292/0814; Y10T292/0817; Y10T292/0876; Y10T292/088
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US712629A
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US1680786A
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US2126381A
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US2105414A
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US2192775A
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US2400009A
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US2677156A
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US2662255A
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US2740998A
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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) | 1961-03-31 | 1961-09-30 | 1962-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-31 | 1965-09-30 | 1966-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-31 | 1969-09-30 | 1970-04-01 | $7700.00 | Window Closed / Lapsed |