US1880765A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable platform or skid
Assignee: AT&T Inc
•
Filing: 1930-01-01
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Granted: 1932-10-04
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Expires: 1950-01-01
Abstract
No abstract record available.
Inventors
- 👤 Arthur A Bureau
- 👤 Earl P Burk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:37
CPC Classifications
B; B65; B65D; B65D19/00; B65D19/0004; B65D19/0053; B65D19/0077; B65D19/0089; B65D19/0093; B65D19/0097; B65D2519/00; B65D2519/00004; B65D2519/00009; B65D2519/00014; B65D2519/00024; B65D2519/00029; B65D2519/00044; B65D2519/00049; B65D2519/00059; B65D2519/00258; B65D2519/00283; B65D2519/00293; B65D2519/00313; B65D2519/00323; B65D2519/00328; B65D2519/00338; B65D2519/00547; B65D2519/00552; B65D2519/00557; B65D2519/00562; B65D2519/00567; B65D2519/00572
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1935-10-04 | 1936-04-04 | 1936-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-10-04 | 1940-04-04 | 1940-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-10-04 | 1944-04-04 | 1944-10-04 | $7700.00 | Window Closed / Lapsed |