US2964815A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: AIR ASSOCIATES Inc
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Filing: 1955-11-23
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Granted: 1960-12-20
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Expires: 1975-11-23
Abstract
No abstract record available.
Inventors
- 👤 Charles A Sereno
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:28
CPC Classifications
A; A44; A44B; A44B11/00; A44B11/25; A44B11/2503; A44B11/2546; A44B11/2553; A44B11/2557; A44B11/2526; B; B64; B64D; B64D25/00; B64D25/02; B64D25/06; Y; Y10; Y10T; Y10T24/00; Y10T24/34; Y10T24/3401; Y10T24/3423; Y10T24/40; Y10T24/4079; Y10T24/45; Y10T24/45225; Y10T24/45602; Y10T24/45675; Y10T24/45691
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-20 | 1964-06-20 | 1964-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-20 | 1968-06-20 | 1968-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-20 | 1972-06-20 | 1972-12-20 | $7700.00 | Window Closed / Lapsed |