US2857626A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods of encapsulating articles
Assignee: AT&T Inc
•
Filing: 1955-07-18
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Granted: 1958-10-28
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Expires: 1975-07-18
Abstract
No abstract record available.
Inventors
- 👤 Fred J Wagner
- 👤 Jr James H Ward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:26
CPC Classifications
H; H01; H01F; H01F41/00; H01F41/005; B; B29; B29C; B29C33/00; B29C33/12; B29C33/123; B29C37/00; B29C37/006; B29C39/00; B29C39/02; B29C39/10; B29C70/00; B29C70/68; B29C70/72; H01B; H01B3/00; H01B3/18; H01B3/30; H01F27/00; H01F27/02; H01F27/022; H01F27/28; H01F27/32; H01F27/327; H01F41/02; H01F41/04; H01F41/12; H01F41/127; H02; H02H; H02H7/00; H02H7/10; H02H7/12; H02H7/1209; B29K; B29K2063/00; B29L; B29L2031/00; B29L2031/34; B29L2031/3406
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1455199A
Cited
US2571397A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-27 | 1962-04-28 | 1962-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-27 | 1966-04-28 | 1966-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-27 | 1970-04-28 | 1970-10-28 | $7700.00 | Window Closed / Lapsed |