Patent US2081311A successfully refreshed from Google Patents.
US2081311A
Expired / Lapsed
US
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Meter and timing means
Assignee: International Register Co
•
Filing: 1935-03-21
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Granted: 1937-05-25
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Expires: 1955-03-21
Abstract
No abstract record available.
Inventors
- 👤 Ernest H Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:36
CPC Classifications
G; G07; G07F; G07F15/00; G07F15/12; G04; G04F; G04F3/00; G04F3/06; Y; Y10; Y10S; Y10S200/00; Y10S200/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1940-05-24 | 1940-11-23 | 1941-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-05-24 | 1944-11-23 | 1945-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-05-24 | 1948-11-23 | 1949-05-25 | $7700.00 | Window Closed / Lapsed |