US2700521A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1947-11-10
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Granted: 1955-01-25
•
Expires: 1967-11-10
Abstract
No abstract record available.
Inventors
- 👤 Sidney D Lapham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 01:40
CPC Classifications
B; B65; B65D; B65D19/00; B65D19/0004; B65D19/0053; B65D19/0077; B65D19/0089; B65D19/0093; B65D19/0095; B65D19/38; B65D19/385; B65D2519/00; B65D2519/00004; B65D2519/00009; B65D2519/00014; B65D2519/00024; B65D2519/00049; B65D2519/00059; B65D2519/00258; B65D2519/00283; B65D2519/00293; B65D2519/00298; B65D2519/00313; B65D2519/00323; B65D2519/00328; B65D2519/00333; B65D2519/00547; B65D2519/00552; B65D2519/00557; B65D2519/00562
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB192566A
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US753343A
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US963250A
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US943162A
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US1014060A
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US1030121A
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US1079789A
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US1480897A
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US1490665A
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US1738276A
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US1913655A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-24 | 1958-07-26 | 1959-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-24 | 1962-07-26 | 1963-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-24 | 1966-07-26 | 1967-01-25 | $7700.00 | Window Closed / Lapsed |