US3229622A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stationary packer assemblies
Assignee: Dempster Systems Inc
•
Filing: 1963-04-22
•
Granted: 1966-01-18
•
Expires: 1983-04-22
Abstract
No abstract record available.
Inventors
- 👤 Henry C French
- 👤 Charles R Toppins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:46
CPC Classifications
B; B30; B30B; B30B9/00; B30B9/30; B30B9/3042; B30B9/3003; B30B9/3039
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
THE COMBINATION WITH A STATIONARY PACKER ASSEMBLY COMPRISING A CHARGING CHAMBER ADAPTED TO RECEIVE REFUSE THEREIN, AND A PACKER HEAD OPERATIVELY MOUNTED IN THE CHAMBER, OF A RECEPTACLE HAVING A FILLING OPENING IN A SIDE THEREOF, GUIDES ON THE SIDES OF THE CHARGING CHAMBER AND PROJECTING THEREFROM INTO AND THROUGH THE FILLING OPENING
Claim 2
Dependent Claim
53 words
THE COMBINATION WITH A STATIONARY PACKER ASSEMBLY COMPRISING A CHARGING CHAMBER ADAPTED TO RECEIVE REFUSE THEREIN, AND A PACKER HEAD OPERATIVELY MOUNTED IN THE CHAMBER, OF A RECEPTACLE HAVING A FILLING OPENING IN A SIDE THEREOF, GUIDES ON THE SIDES OF THE CHARGING CHAMBER AND PROJECTING THEREFROM INTO AND THROUGH THE FILLING OPENING
References Cited (Backward Citations)
US66607A
Cited
US566976A
Cited
US696747A
Cited
US884450A
Cited
GB323716A
Cited
US2643558A
Cited
US2591970A
Cited
US2702142A
Cited
US2782710A
Cited
US3013675A
Cited
US2934198A
Cited
US2941690A
Cited
US3003411A
Cited
US3049250A
Cited
US3135400A
Cited
US3059789A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |