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Patent US2616197A successfully refreshed from Google Patents.
US2616197A
Expired / Lapsed
US
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Assignee: Individual
•
Filing: 1948-08-02
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Granted: 1952-11-04
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Expires: 1968-08-02
Abstract
No abstract record available.
Inventors
- 👤 Neild H Osburn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:05
CPC Classifications
A; A47; A47G; A47G1/00; A47G1/06; A47G1/065
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US437949A
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US1068621A
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US1291375A
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US1770050A
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AT150369B
Cited
US2081722A
Cited
US2113871A
Cited
US2185904A
Cited
US2259434A
Cited
US2317708A
Cited
US2464514A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-04 | 1956-05-05 | 1956-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-04 | 1960-05-05 | 1960-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-04 | 1964-05-05 | 1964-11-04 | $7700.00 | Window Closed / Lapsed |