US3450887A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photoelectric control system for postage meters comprising a light reflecting surface inclined with respect to the plane of the mail to be imprinted
Assignee: Tenovis GmbH and Co KG
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Filing: 1965-12-15
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Granted: 1969-06-17
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Expires: 1985-12-15
Abstract
No abstract record available.
Inventors
- 👤 Hans Nirenberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:38
CPC Classifications
G; G06; G06K; G06K13/00; G06K13/02; G06K13/06; G06K13/067; B; B07; B07C; B07C3/00; B07C3/10; B07C3/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2416595A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-16 | 1972-12-16 | 1973-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-16 | 1976-12-16 | 1977-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-16 | 1980-12-16 | 1981-06-17 | $7700.00 | Window Closed / Lapsed |