US2551860A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means mounting curtain for covering ways of machine beds
Assignee: COLONIAL BROACH CO
•
Filing: 1949-12-09
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Granted: 1951-05-08
•
Expires: 1969-12-09
Abstract
No abstract record available.
Inventors
- 👤 Welte Benedict
- 👤 Jr Olney J Abbott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:06
CPC Classifications
F; F16; F16P; F16P1/00; F16P1/02; B; B23; B23Q; B23Q11/00; B23Q11/08; B23Q11/085; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30392
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US848578A
Cited
US2417672A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-07 | 1954-11-06 | 1955-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-07 | 1958-11-06 | 1959-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-07 | 1962-11-06 | 1963-05-08 | $7700.00 | Window Closed / Lapsed |