Patent US2805828A successfully refreshed from Google Patents.
US2805828A
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Assignee: Individual
•
Filing: 1954-09-09
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Granted: 1957-09-10
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Expires: 1974-09-09
Abstract
No abstract record available.
Inventors
- 👤 Carl O Bachman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:25
CPC Classifications
D; D06; D06H; D06H7/00; B; B65; B65H; B65H75/00; B65H75/02; B65H75/18; B65H75/24; Y; Y10; Y10T; Y10T83/00; Y10T83/444; Y10T83/4539; Y10T83/4541; Y10T83/647; Y10T83/6476; Y10T83/6489; Y10T83/6491; Y10T83/768; Y10T83/7755; Y10T83/7763; Y10T83/7776; Y10T83/778
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US298670A
Cited
US381771A
Cited
US610401A
Cited
US1905899A
Cited
US2208774A
Cited
US2200681A
Cited
US2427611A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-09 | 1961-03-11 | 1961-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-09 | 1965-03-11 | 1965-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-09 | 1969-03-11 | 1969-09-10 | $7700.00 | Window Closed / Lapsed |