US2583873A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealing element
Assignee: Individual
•
Filing: 1946-04-22
•
Granted: 1952-01-29
•
Expires: 1966-04-22
Abstract
No abstract record available.
Inventors
- 👤 Nichols Hayden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:34
CPC Classifications
B; B65; B65D; B65D53/00; B65D53/02; Y; Y10; Y10S; Y10S277/00; Y10S277/917
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US249560A
Cited
US414882A
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US579643A
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US1451225A
Cited
GB189810537A
Cited
US1214147A
Cited
US1476213A
Cited
US1800791A
Cited
US1878677A
Cited
US2299598A
Cited
US2372885A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-28 | 1955-07-30 | 1956-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-28 | 1959-07-30 | 1960-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-28 | 1963-07-30 | 1964-01-29 | $7700.00 | Window Closed / Lapsed |