US2690103A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for the manufacture and printing of envelopes
Assignee: Berkley Machine Co
•
Filing: 1950-11-14
•
Granted: 1954-09-28
•
Expires: 1970-11-14
Abstract
No abstract record available.
Inventors
- 👤 Winkler Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:04
CPC Classifications
B; B31; B31F; B31F1/00; B31F1/08; B31F1/10; B31B; B31B2150/00; B31B2160/00; B31B2160/10; B31B2160/102; B31B50/00; B31B50/25; B31B50/256
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US558046A
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US575062A
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US1396906A
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US1884468A
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US2083352A
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US1879990A
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US2059561A
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US2078188A
Cited
US2132227A
Cited
US2307907A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-09-27 | 1958-03-29 | 1958-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-27 | 1962-03-29 | 1962-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-27 | 1966-03-29 | 1966-09-28 | $7700.00 | Window Closed / Lapsed |