Patent US2724939A successfully refreshed from Google Patents.
US2724939A
Expired / Lapsed
US
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Method of and apparatus for controlling registry
Assignee: Individual
•
Filing: 1950-08-14
•
Granted: 1955-11-29
•
Expires: 1970-08-14
Abstract
No abstract record available.
Inventors
- 👤 Clarence W Vogt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:30
CPC Classifications
B; B65; B65B; B65B41/00; B65B41/18; B65H; B65H20/00; B65H20/20; Y; Y10; Y10T; Y10T83/00; Y10T83/525; Y10T83/541; Y10T83/543
Claims Analysis
Total Claims: 0
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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) | 1958-11-28 | 1959-05-30 | 1959-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-28 | 1963-05-30 | 1963-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-28 | 1967-05-30 | 1967-11-29 | $7700.00 | Window Closed / Lapsed |