US3369937A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple plate battery construction
Assignee: McDonnell Douglas Corp
•
Filing: 1966-03-10
•
Granted: 1968-02-20
•
Expires: 1986-03-10
Abstract
No abstract record available.
Inventors
- 👤 Himy Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:32
CPC Classifications
H; H01; H01M; H01M10/00; H01M10/04; H01M10/0413; H01M50/00; H01M50/40; H01M50/409; H01M50/431; H01M50/434; H01M50/471; H01M50/474; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y02P; Y02P70/00; Y02P70/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
A MULTIPLATE BATTERY CONSTRUCTION COMPRISING A CASE, A FRAME RECEIVED IN SAID CASE, SAID FRAME CONSISTING OF A BOTTOM AND TWO SIDE PORTIONS AND BEING OPEN AT ONE END, A PLURALITY OF SPACED SUBSTANTIALLY PARALLEL GROOVES FORMED IN THE INTERIOR WALL OF SAID BOTTOM AND SAID PORTIONS OF SAID FRAME, A PLURALITY OF SUBSTANTIALLY RIGID POROUS SEPARATORS POSITIONED IN SPACED SUBSTANTIALLY PARALLEL RELATION WITH THEIR PERIPHERAL PORTIONS RECEIVED IN SAID GROOVES, AND A PLURALITY OF POSITIVE ELECTRODES AND A PLURALITY OF NEGATIVE ELECTRODES POSITIONED IIN ALTERNATE RELATION OF EACH OTHER, WITH ADJACENT POSITIVE AND NEGATIVE ELECTRODES SEPARATED BY ONE OF SAID SEPARATORS, SAID ELECTRODES BEING RETAINED IN POSITION BETWEEN ADJACET SEPARATORS.
Claim 2
Dependent Claim
111 words
A MULTIPLATE BATTERY CONSTRUCTION COMPRISING A CASE, A FRAME RECEIVED IN SAID CASE, SAID FRAME CONSISTING OF A BOTTOM AND TWO SIDE PORTIONS AND BEING OPEN AT ONE END, A PLURALITY OF SPACED SUBSTANTIALLY PARALLEL GROOVES FORMED IN THE INTERIOR WALL OF SAID BOTTOM AND SAID PORTIONS OF SAID FRAME, A PLURALITY OF SUBSTANTIALLY RIGID POROUS SEPARATORS POSITIONED IN SPACED SUBSTANTIALLY PARALLEL RELATION WITH THEIR PERIPHERAL PORTIONS RECEIVED IN SAID GROOVES, AND A PLURALITY OF POSITIVE ELECTRODES AND A PLURALITY OF NEGATIVE ELECTRODES POSITIONED IIN ALTERNATE RELATION OF EACH OTHER, WITH ADJACENT POSITIVE AND NEGATIVE ELECTRODES SEPARATED BY ONE OF SAID SEPARATORS, SAID ELECTRODES BEING RETAINED IN POSITION BETWEEN ADJACET SEPARATORS.
References Cited (Backward Citations)
US402484A
Cited
US418700A
Cited
US1371998A
Cited
US1564173A
Cited
US1778613A
Cited
US1874404A
Cited
US3118100A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-19 | 1971-08-21 | 1972-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-19 | 1975-08-21 | 1976-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-19 | 1979-08-21 | 1980-02-20 | $7700.00 | Window Closed / Lapsed |