Patent US3529306A successfully refreshed from Google Patents.
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 09:27
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
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2141271A
Cited
US2451685A
Cited
US2627077A
Cited
US2539058A
Cited
US2858881A
Cited
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 |