US2882553A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for sizing and coalescing articles
Assignee: AT&T Inc
•
Filing: 1954-12-13
•
Granted: 1959-04-21
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Expires: 1974-12-13
Abstract
No abstract record available.
Inventors
- 👤 Harold G Cahill
- 👤 Clarence R Rasmussen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:48
CPC Classifications
H; H01; H01F; H01F41/00; H01F41/02; H01F41/04; H01F41/06; H01F41/09; H01F41/092; H01F41/064; H01F41/066; H01F41/068; Y; Y10; Y10S; Y10S264/00; Y10S264/40; Y10T; Y10T29/00; Y10T29/51; Y10T29/5147; Y10T29/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US917627A
Cited
US1871915A
Cited
US1885758A
Cited
US2148591A
Cited
US2440806A
Cited
US2366976A
Cited
US2508687A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-20 | 1962-10-20 | 1963-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-20 | 1966-10-20 | 1967-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-20 | 1970-10-20 | 1971-04-21 | $7700.00 | Window Closed / Lapsed |