Patent US2908949A successfully refreshed from Google Patents.
US2908949A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Honeycomb plastic door gasket
Assignee: Aerojet Rocketdyne Holdings Inc
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Filing: 1957-11-12
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Granted: 1959-10-20
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Expires: 1977-11-12
Abstract
No abstract record available.
Inventors
- 👤 Walter C Frehse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:52
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/08; F25D23/082; F25D23/087
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
AN EXTRUDED PLIABLE PLASTIC SEALING STRIP COMPRISING A BASE SECTION AND A TOP SEALING SECTION WHICH COMPRISES A PLURALITY OF SPACED UPPER AND LOWER CESSL RUNNING CONTINUOUSLY LONGITUDINALLY OF THE STRIP AND HAVING ABOUT THE SAME CROSS-SECTIONAL AREA THROUGHOUT THEIR LENGTHS, AT LEAST TWO OF SAID CELLS BEING LOWER CELLS INTEFRALLY ATTACHED TO A FLAT BASE OF THE BASE SECTION OF SUBSTANTIALLY THE SAME HEIGHT AND CROSS SECTIONAL AREA, AND A REINFORCING MEMBER GENERALLY PARALLEL TO THE BASE SECTION JOINING THE LOWER CELL NEAR THE MIDPORTIONS THEREOF TO PROVIDE SUPPORT AND RESISTANCE TO LATERAL MOVEMENT.
Claim 2
Dependent Claim
95 words
AN EXTRUDED PLIABLE PLASTIC SEALING STRIP COMPRISING A BASE SECTION AND A TOP SEALING SECTION WHICH COMPRISES A PLURALITY OF SPACED UPPER AND LOWER CESSL RUNNING CONTINUOUSLY LONGITUDINALLY OF THE STRIP AND HAVING ABOUT THE SAME CROSS-SECTIONAL AREA THROUGHOUT THEIR LENGTHS, AT LEAST TWO OF SAID CELLS BEING LOWER CELLS INTEFRALLY ATTACHED TO A FLAT BASE OF THE BASE SECTION OF SUBSTANTIALLY THE SAME HEIGHT AND CROSS SECTIONAL AREA, AND A REINFORCING MEMBER GENERALLY PARALLEL TO THE BASE SECTION JOINING THE LOWER CELL NEAR THE MIDPORTIONS THEREOF TO PROVIDE SUPPORT AND RESISTANCE TO LATERAL MOVEMENT.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-19 | 1963-04-20 | 1963-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-19 | 1967-04-20 | 1967-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-19 | 1971-04-20 | 1971-10-20 | $7700.00 | Window Closed / Lapsed |