Patent US2510026A successfully refreshed from Google Patents.
US3341996A
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US
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Floor structures comprising floor covering layer containing magnetic material
Assignee: Aerojet Rocketdyne Holdings Inc
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Filing: 1966-02-23
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Granted: 1967-09-19
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Expires: 1986-02-23
Abstract
No abstract record available.
Inventors
- 👤 William H Jones
- 👤 Lapreziosa Emanuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 05:31
CPC Classifications
E; E04; E04F; E04F15/00; E04F15/02; E04F15/02133; E04F15/02144; Y; Y10; Y10S; Y10S428/00; Y10S428/90; Y10S52/00; Y10S52/04; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/24893; Y10T428/24942; Y10T428/2495; Y10T428/24967; Y10T428/25; Y10T428/256; Y10T428/257; Y10T428/258
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1113555A
Cited
US1236234A
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US3121977A
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US2951311A
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US3095668A
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US3047931A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-18 | 1971-03-20 | 1971-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-18 | 1975-03-20 | 1975-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-18 | 1979-03-20 | 1979-09-19 | $7700.00 | Window Closed / Lapsed |