Patent US3337089A successfully refreshed from Google Patents.
US3337089A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Orienting hopper for button feeding mechanism
Assignee: Individual
•
Filing: 1965-07-06
•
Granted: 1967-08-22
•
Expires: 1985-07-06
Abstract
No abstract record available.
Inventors
- 👤 Bronfman Benjamin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:56
CPC Classifications
D; D05; D05B; D05B3/00; D05B3/12; D05B3/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
AN IMPROVED HOPPER FOR HOLDING A RESERVE SUPPLY OF RANDOMLY FACED BUTTONS AND FOR AUTOMATICALLY DELIVERING CORRECTLY FACED BUTTONS TO A SEWING MACHINE BUTTON FEEDING ATTACHMENT, SAID HOPPER COMPRISING: (A) A BUTTON CHAMBER ADAPTED TO HOLD THE SUPPLY OF RANDOMLY FACED BUTTONS SAID CHAMBER INCLUDING; (1) AN UPSTANDING CIRCUMFERENTIAL WALL DEVOID OF ANY OPENINGS AT THE BASE THEREOF THROUGH WHICH THE BUTTONS MAY PASS; (2) A FIXED BASE MEMBER HAVING AN ANNULAR SPACE THEREIN, SAID BASE MEMBER BEING RIGIDLY SECURED AT ITS PERIPHERY TO SAID WALL; AND (3) A RING ROTATABLY DISPOSED WITHIN THE ANNULAR SPACE IN SAID BASE MEMBER;
Claim 2
Dependent Claim
100 words
AN IMPROVED HOPPER FOR HOLDING A RESERVE SUPPLY OF RANDOMLY FACED BUTTONS AND FOR AUTOMATICALLY DELIVERING CORRECTLY FACED BUTTONS TO A SEWING MACHINE BUTTON FEEDING ATTACHMENT, SAID HOPPER COMPRISING: (A) A BUTTON CHAMBER ADAPTED TO HOLD THE SUPPLY OF RANDOMLY FACED BUTTONS SAID CHAMBER INCLUDING; (1) AN UPSTANDING CIRCUMFERENTIAL WALL DEVOID OF ANY OPENINGS AT THE BASE THEREOF THROUGH WHICH THE BUTTONS MAY PASS; (2) A FIXED BASE MEMBER HAVING AN ANNULAR SPACE THEREIN, SAID BASE MEMBER BEING RIGIDLY SECURED AT ITS PERIPHERY TO SAID WALL; AND (3) A RING ROTATABLY DISPOSED WITHIN THE ANNULAR SPACE IN SAID BASE MEMBER;
References Cited (Backward Citations)
US887298A
Cited
US1664310A
Cited
US1850148A
Cited
US2211511A
Cited
US2505468A
Cited
US2639034A
Cited
US2720209A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-21 | 1971-02-20 | 1971-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-21 | 1975-02-20 | 1975-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-21 | 1979-02-20 | 1979-08-22 | $7700.00 | Window Closed / Lapsed |