Patent US4208984A successfully refreshed from Google Patents.
US4208984A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Razor usage indicator
Assignee: Individual
•
Filing: 1978-10-12
•
Granted: 1980-06-24
•
Expires: 1998-10-12
Abstract
Abstract Apparatus for monitoring razor usage. The apparatus comprises an indicator means supported within a hollow handle portion of the razor and slidable to selected positions along the length thereof for alignment with numbered indicia on the handle to permit monitoring the number of times that the razor has been used. The apparatus provided may be used with razors of either the reusable or disposable type and can be incorporated into such razors with only minor alteration of the razor design.
Inventors
- 👤 Norman Glanzman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:10
CPC Classifications
B; B26; B26B; B26B21/00; B26B21/40; B26B21/4081; B26B21/4087
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
165 words
A razor including a blade supporting portion and a handle portion, said handle portion being at least partially hollow with an interior space and comprising: a. a longitudinal slot extending through a wall thereof; b. indicia means located at various positions along at least a portion of the length of said slot; c. indicator means movable along the length of said slot, said indicator means including: i. a body portion positioned within said at least partially hollow handle portion; ii. a neck portion coupled to said body portion and extending through said slot; and iii. a pointer portion coupled to said neck portion, said indicator means being movable along the length of said slot to selectively align said pointer portion with said indicia means; and d. guide means protruding into said interior space within said at least partially hollow handle portion, said body portion of said indicator means being slidably movable along said guide means to selectively align said pointer portion with said indicia means.
Claim 2
Dependent Claim
165 words
A razor including a blade supporting portion and a handle portion, said handle portion being at least partially hollow with an interior space and comprising: a. a longitudinal slot extending through a wall thereof; b. indicia means located at various positions along at least a portion of the length of said slot; c. indicator means movable along the length of said slot, said indicator means including: i. a body portion positioned within said at least partially hollow handle portion; ii. a neck portion coupled to said body portion and extending through said slot; and iii. a pointer portion coupled to said neck portion, said indicator means being movable along the length of said slot to selectively align said pointer portion with said indicia means; and d. guide means protruding into said interior space within said at least partially hollow handle portion, said body portion of said indicator means being slidably movable along said guide means to selectively align said pointer portion with said indicia means.
Claim 3
Dependent Claim
47 words
A razor as recited in claim 1 and further including spring means positioned within said handle portion between said body portion and said guide means, said spring means biasing said pointer portion for maintaining said pointer portion is alignment with a selected one of said indicia means.
Claim 4
Dependent Claim
58 words
A razor a recited in claim 1 wherein said indicia means comprises a plurality of numbered indicia, each of said plurality of numbered indicia having spaced groove means adjacent thereto, each of said groove means being shaped to receive said pointer portion to help maintain said pointer portion in alignment with a selected on of said groove means.
References Cited (Backward Citations)
US488736A
Cited
US791903A
Cited
US1170298A
Cited
US2796981A
Cited
US2750664A
Cited
US2827872A
Cited
US2812575A
Cited
US2885993A
Cited
US3229659A
Cited
US3394456A
Cited
US3618563A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-06-24 | 1983-12-24 | 1984-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-06-24 | 1987-12-24 | 1988-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-06-24 | 1991-12-24 | 1992-06-24 | $7700.00 | Window Closed / Lapsed |