US3529306A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Equalizer device
Assignee: Individual
•
Filing: 1968-12-17
•
Granted: 1970-09-22
•
Expires: 1988-12-17
Abstract
No abstract record available.
Inventors
- 👤 Edward P Thorne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:13
CPC Classifications
A; A47; A47C; A47C27/00; A41; A41D; A41D31/00; A41D31/04; A42; A42B; A42B3/00; A42B3/04; A42B3/10; A42B3/12; A42B3/125; B; B60; B60R; B60R19/00; B60R19/02; B60R19/18; B65; B65D; B65D81/00; B65D81/02; B65D81/05; B65D81/107; B65D81/1075; Y; Y10; Y10S; Y10S297/00; Y10S297/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2141271A
Cited
US2451685A
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US2627077A
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US2539058A
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US2858881A
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US3039109A
Cited
US3081129A
Cited
US3186004A
Cited
US3208080A
Cited
US3447163A
Cited
US3382511A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-21 | 1974-03-23 | 1974-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-21 | 1978-03-23 | 1978-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-21 | 1982-03-23 | 1982-09-22 | $7700.00 | Window Closed / Lapsed |