US2727280A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Top roll for fiber attenuating apparatus
Assignee: COLE ENGINEERING Corp
•
Filing: 1953-06-05
•
Granted: 1955-12-20
•
Expires: 1973-06-05
Abstract
No abstract record available.
Inventors
- 👤 Edwin P Waite
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:59
CPC Classifications
D; D01; D01H; D01H5/00; D01H5/18; D01H5/70; D01H5/74; D01H2700/00; D01H2700/245; Y; Y10; Y10S; Y10S384/00; Y10S384/90; Y10S384/903
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-19 | 1959-06-20 | 1959-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-19 | 1963-06-20 | 1963-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-19 | 1967-06-20 | 1967-12-20 | $7700.00 | Window Closed / Lapsed |