Patent US1969083A successfully refreshed from Google Patents.
US2901796A
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Assignee: Individual
•
Filing: 1957-09-26
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Granted: 1959-09-01
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Expires: 1977-09-26
Abstract
No abstract record available.
Inventors
- 👤 Hope James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:53
CPC Classifications
A; A44; A44B; A44B1/00; A44B1/18; A44B1/28; A44B1/34; Y; Y10; Y10T; Y10T24/00; Y10T24/36; Y10T24/3651; Y10T24/3655; Y10T24/366; Y10T24/3683; Y10T24/45; Y10T24/45225; Y10T24/4588; Y10T24/45953; Y10T24/46; Y10T24/4604; Y10T24/4605; Y10T24/4609; Y10T24/4621; Y10T24/4696
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) | 1962-08-31 | 1963-03-02 | 1963-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-31 | 1967-03-02 | 1967-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-31 | 1971-03-02 | 1971-09-01 | $7700.00 | Window Closed / Lapsed |