Patent US2872083A successfully refreshed from Google Patents.
US2872083A
Expired / Lapsed
US
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Dry ice sealant guns
Assignee: Boeing Co
•
Filing: 1956-02-16
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Granted: 1959-02-03
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Expires: 1976-02-16
Abstract
No abstract record available.
Inventors
- 👤 Richard J Murphy
- 👤 Joseph L Phillips
- 👤 Walford S Pakko
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:26
CPC Classifications
B; B05; B05C; B05C17/00; B05C17/005; B05C17/015; B05C17/01; B05C17/0146
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1729219A
Cited
US1471091A
Cited
US1751128A
Cited
GB425127A
Cited
US2301724A
Cited
US2432261A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-02 | 1962-08-04 | 1963-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-02 | 1966-08-04 | 1967-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-02 | 1970-08-04 | 1971-02-03 | $7700.00 | Window Closed / Lapsed |