US2998133A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods and mechanisms for accumulating a predetermined number of units delivered atrandom intervals thereto
Assignee: Individual
•
Filing: 1955-05-02
•
Granted: 1961-08-29
•
Expires: 1975-05-02
Abstract
No abstract record available.
Inventors
- 👤 William H Rambo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:56
CPC Classifications
B; B65; B65G; B65G47/00; B65G47/34; B65G47/44; Y; Y10; Y10S; Y10S209/00; Y10S209/933
Claims Analysis
Total Claims: 0
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US2730302A
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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) | 1964-08-28 | 1965-02-27 | 1965-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-28 | 1969-02-27 | 1969-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-28 | 1973-02-27 | 1973-08-29 | $7700.00 | Window Closed / Lapsed |