US2853330A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multi-ribbed sealing strip
Assignee: Individual
•
Filing: 1956-08-13
•
Granted: 1958-09-23
•
Expires: 1976-08-13
Abstract
No abstract record available.
Inventors
- 👤 Henry A Harry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:26
CPC Classifications
E; E04; E04D; E04D13/00; E04D13/16; E04D13/1606; E04D13/1643; E04D13/1656; E04B; E04B1/00; E04B1/62; E04B1/66; E04B1/68; Y; Y10; Y10S; Y10S277/00; Y10S277/921; Y10S52/00; Y10S52/15
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1799904A
Cited
US2021929A
Cited
US1931315A
Cited
US2122608A
Cited
GB508668A
Cited
DE711358C
Cited
US2602201A
Cited
US2708016A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-22 | 1962-03-24 | 1962-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-22 | 1966-03-24 | 1966-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-22 | 1970-03-24 | 1970-09-23 | $7700.00 | Window Closed / Lapsed |